55671615

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 106984800

約数和(自身を除く): 51313185

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 149, 171, 207, 285, 345, 361, 437, 447, 745, 855, 1035, 1083, 1311, 1341, 1805, 2185, 2235, 2831, 3249, 3427, 3933, 5415, 6555, 6705, 8303, 8493, 10281, 14155, 16245, 17135, 19665, 24909, 25479, 30843, 41515, 42465, 51405, 53789, 65113, 74727, 124545, 127395, 154215, 161367, 195339, 268945, 325565, 373635, 484101, 586017, 806835, 976695, 1237147, 2420505, 2930085, 3711441, 6185735, 11134323, 18557205, 55671615]

約数ペア:

[(1, 55671615), (3, 18557205), (5, 11134323), (9, 6185735), (15, 3711441), (19, 2930085), (23, 2420505), (45, 1237147), (57, 976695), (69, 806835), (95, 586017), (115, 484101), (149, 373635), (171, 325565), (207, 268945), (285, 195339), (345, 161367), (361, 154215), (437, 127395), (447, 124545), (745, 74727), (855, 65113), (1035, 53789), (1083, 51405), (1311, 42465), (1341, 41515), (1805, 30843), (2185, 25479), (2235, 24909), (2831, 19665), (3249, 17135), (3427, 16245), (3933, 14155), (5415, 10281), (6555, 8493), (6705, 8303)]