63665325

素因数分解:

$3^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 117730560

約数和(自身を除く): 54065235

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 257, 367, 675, 771, 1101, 1285, 1835, 2313, 3303, 3855, 5505, 6425, 6939, 9175, 9909, 11565, 16515, 19275, 27525, 34695, 49545, 57825, 82575, 94319, 173475, 247725, 282957, 471595, 848871, 1414785, 2357975, 2546613, 4244355, 7073925, 12733065, 21221775, 63665325]

約数ペア:

[(1, 63665325), (3, 21221775), (5, 12733065), (9, 7073925), (15, 4244355), (25, 2546613), (27, 2357975), (45, 1414785), (75, 848871), (135, 471595), (225, 282957), (257, 247725), (367, 173475), (675, 94319), (771, 82575), (1101, 57825), (1285, 49545), (1835, 34695), (2313, 27525), (3303, 19275), (3855, 16515), (5505, 11565), (6425, 9909), (6939, 9175)]