51357645

素因数分解:

$3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{733}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 92721816

約数和(自身を除く): 41364171

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 173, 405, 519, 733, 865, 1557, 2199, 2595, 3665, 4671, 6597, 7785, 10995, 14013, 19791, 23355, 32985, 59373, 70065, 98955, 126809, 296865, 380427, 634045, 1141281, 1902135, 3423843, 5706405, 10271529, 17119215, 51357645]

約数ペア:

[(1, 51357645), (3, 17119215), (5, 10271529), (9, 5706405), (15, 3423843), (27, 1902135), (45, 1141281), (81, 634045), (135, 380427), (173, 296865), (405, 126809), (519, 98955), (733, 70065), (865, 59373), (1557, 32985), (2199, 23355), (2595, 19791), (3665, 14013), (4671, 10995), (6597, 7785)]