261724652

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2053}}^1$

素因数の和:2250

約数の個数: 48

約数和(自身を含む): 545213760

約数和(自身を除く): 283489108

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 157, 203, 314, 406, 628, 812, 1099, 2053, 2198, 4106, 4396, 4553, 8212, 9106, 14371, 18212, 28742, 31871, 57484, 59537, 63742, 119074, 127484, 238148, 322321, 416759, 644642, 833518, 1289284, 1667036, 2256247, 4512494, 9024988, 9347309, 18694618, 37389236, 65431163, 130862326, 261724652]

約数ペア:

[(1, 261724652), (2, 130862326), (4, 65431163), (7, 37389236), (14, 18694618), (28, 9347309), (29, 9024988), (58, 4512494), (116, 2256247), (157, 1667036), (203, 1289284), (314, 833518), (406, 644642), (628, 416759), (812, 322321), (1099, 238148), (2053, 127484), (2198, 119074), (4106, 63742), (4396, 59537), (4553, 57484), (8212, 31871), (9106, 28742), (14371, 18212)]