261392068

素因数分解:

$2^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{1601}}^1$

素因数の和:1650

約数の個数: 60

約数和(自身を含む): 565387452

約数和(自身を除く): 303995384

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 343, 476, 686, 833, 1372, 1601, 1666, 2401, 3202, 3332, 4802, 5831, 6404, 9604, 11207, 11662, 22414, 23324, 27217, 40817, 44828, 54434, 78449, 81634, 108868, 156898, 163268, 190519, 313796, 381038, 549143, 762076, 1098286, 1333633, 2196572, 2667266, 3844001, 5334532, 7688002, 9335431, 15376004, 18670862, 37341724, 65348017, 130696034, 261392068]

約数ペア:

[(1, 261392068), (2, 130696034), (4, 65348017), (7, 37341724), (14, 18670862), (17, 15376004), (28, 9335431), (34, 7688002), (49, 5334532), (68, 3844001), (98, 2667266), (119, 2196572), (196, 1333633), (238, 1098286), (343, 762076), (476, 549143), (686, 381038), (833, 313796), (1372, 190519), (1601, 163268), (1666, 156898), (2401, 108868), (3202, 81634), (3332, 78449), (4802, 54434), (5831, 44828), (6404, 40817), (9604, 27217), (11207, 23324), (11662, 22414)]