1328161185

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 2634508800

約数和(自身を除く): 1306347615

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 109, 117, 131, 135, 159, 195, 265, 327, 351, 393, 477, 545, 585, 655, 689, 795, 981, 1179, 1417, 1431, 1635, 1703, 1755, 1965, 2067, 2385, 2943, 3445, 3537, 4251, 4905, 5109, 5777, 5895, 6201, 6943, 7085, 7155, 8515, 10335, 12753, 14279, 14715, 15327, 17331, 17685, 18603, 20829, 21255, 25545, 28885, 31005, 34715, 38259, 42837, 45981, 51993, 62487, 63765, 71395, 75101, 76635, 86655, 90259, 93015, 104145, 128511, 155979, 185627, 187461, 191295, 214185, 225303, 229905, 259965, 270777, 312435, 375505, 385533, 451295, 556881, 642555, 675909, 756787, 779895, 812331, 928135, 937305, 1126515, 1353885, 1670643, 1927665, 2027727, 2270361, 2436993, 2784405, 3379545, 3783935, 4061655, 5011929, 6811083, 8353215, 9838231, 10138635, 11351805, 12184965, 20433249, 25059645, 29514693, 34055415, 49191155, 88544079, 102166245, 147573465, 265632237, 442720395, 1328161185]

約数ペア:

[(1, 1328161185), (3, 442720395), (5, 265632237), (9, 147573465), (13, 102166245), (15, 88544079), (27, 49191155), (39, 34055415), (45, 29514693), (53, 25059645), (65, 20433249), (109, 12184965), (117, 11351805), (131, 10138635), (135, 9838231), (159, 8353215), (195, 6811083), (265, 5011929), (327, 4061655), (351, 3783935), (393, 3379545), (477, 2784405), (545, 2436993), (585, 2270361), (655, 2027727), (689, 1927665), (795, 1670643), (981, 1353885), (1179, 1126515), (1417, 937305), (1431, 928135), (1635, 812331), (1703, 779895), (1755, 756787), (1965, 675909), (2067, 642555), (2385, 556881), (2943, 451295), (3445, 385533), (3537, 375505), (4251, 312435), (4905, 270777), (5109, 259965), (5777, 229905), (5895, 225303), (6201, 214185), (6943, 191295), (7085, 187461), (7155, 185627), (8515, 155979), (10335, 128511), (12753, 104145), (14279, 93015), (14715, 90259), (15327, 86655), (17331, 76635), (17685, 75101), (18603, 71395), (20829, 63765), (21255, 62487), (25545, 51993), (28885, 45981), (31005, 42837), (34715, 38259)]