54915975

素因数分解:

$3^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:646

約数の個数: 60

約数和(自身を含む): 104067744

約数和(自身を除く): 49151769

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 81, 135, 141, 225, 235, 405, 423, 577, 675, 705, 1175, 1269, 1731, 2025, 2115, 2885, 3525, 3807, 5193, 6345, 8655, 10575, 14425, 15579, 19035, 25965, 27119, 31725, 43275, 46737, 77895, 81357, 95175, 129825, 135595, 233685, 244071, 389475, 406785, 677975, 732213, 1168425, 1220355, 2033925, 2196639, 3661065, 6101775, 10983195, 18305325, 54915975]

約数ペア:

[(1, 54915975), (3, 18305325), (5, 10983195), (9, 6101775), (15, 3661065), (25, 2196639), (27, 2033925), (45, 1220355), (47, 1168425), (75, 732213), (81, 677975), (135, 406785), (141, 389475), (225, 244071), (235, 233685), (405, 135595), (423, 129825), (577, 95175), (675, 81357), (705, 77895), (1175, 46737), (1269, 43275), (1731, 31725), (2025, 27119), (2115, 25965), (2885, 19035), (3525, 15579), (3807, 14425), (5193, 10575), (6345, 8655)]