405322515

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 819624960

約数和(自身を除く): 414302445

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 41, 43, 45, 65, 117, 123, 129, 131, 135, 195, 205, 215, 351, 369, 387, 393, 533, 559, 585, 615, 645, 655, 1107, 1161, 1179, 1599, 1677, 1703, 1755, 1763, 1845, 1935, 1965, 2665, 2795, 3537, 4797, 5031, 5109, 5289, 5371, 5535, 5633, 5805, 5895, 7995, 8385, 8515, 8815, 14391, 15093, 15327, 15867, 16113, 16899, 17685, 22919, 23985, 25155, 25545, 26445, 26855, 28165, 45981, 47601, 48339, 50697, 68757, 69823, 71955, 73229, 75465, 76635, 79335, 80565, 84495, 114595, 145017, 152091, 206271, 209469, 219687, 229905, 230953, 238005, 241695, 253485, 343785, 349115, 366145, 618813, 628407, 659061, 692859, 725085, 760455, 1031355, 1047345, 1098435, 1154765, 1885221, 1977183, 2078577, 3002389, 3094065, 3142035, 3295305, 3464295, 6235731, 9007167, 9426105, 9885915, 10392885, 15011945, 27021501, 31178655, 45035835, 81064503, 135107505, 405322515]

約数ペア:

[(1, 405322515), (3, 135107505), (5, 81064503), (9, 45035835), (13, 31178655), (15, 27021501), (27, 15011945), (39, 10392885), (41, 9885915), (43, 9426105), (45, 9007167), (65, 6235731), (117, 3464295), (123, 3295305), (129, 3142035), (131, 3094065), (135, 3002389), (195, 2078577), (205, 1977183), (215, 1885221), (351, 1154765), (369, 1098435), (387, 1047345), (393, 1031355), (533, 760455), (559, 725085), (585, 692859), (615, 659061), (645, 628407), (655, 618813), (1107, 366145), (1161, 349115), (1179, 343785), (1599, 253485), (1677, 241695), (1703, 238005), (1755, 230953), (1763, 229905), (1845, 219687), (1935, 209469), (1965, 206271), (2665, 152091), (2795, 145017), (3537, 114595), (4797, 84495), (5031, 80565), (5109, 79335), (5289, 76635), (5371, 75465), (5535, 73229), (5633, 71955), (5805, 69823), (5895, 68757), (7995, 50697), (8385, 48339), (8515, 47601), (8815, 45981), (14391, 28165), (15093, 26855), (15327, 26445), (15867, 25545), (16113, 25155), (16899, 23985), (17685, 22919)]