693123730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{587}}^1$

素因数の和:931

約数の個数: 64

約数和(自身を含む): 1394039808

約数和(自身を除く): 700916078

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 293, 310, 403, 586, 587, 806, 1174, 1465, 2015, 2930, 2935, 3809, 4030, 5870, 7618, 7631, 9083, 15262, 18166, 18197, 19045, 36394, 38090, 38155, 45415, 76310, 90830, 90985, 118079, 171991, 181970, 236158, 236561, 343982, 473122, 590395, 859955, 1180790, 1182805, 1719910, 2235883, 2365610, 4471766, 5331721, 10663442, 11179415, 22358830, 26658605, 53317210, 69312373, 138624746, 346561865, 693123730]

約数ペア:

[(1, 693123730), (2, 346561865), (5, 138624746), (10, 69312373), (13, 53317210), (26, 26658605), (31, 22358830), (62, 11179415), (65, 10663442), (130, 5331721), (155, 4471766), (293, 2365610), (310, 2235883), (403, 1719910), (586, 1182805), (587, 1180790), (806, 859955), (1174, 590395), (1465, 473122), (2015, 343982), (2930, 236561), (2935, 236158), (3809, 181970), (4030, 171991), (5870, 118079), (7618, 90985), (7631, 90830), (9083, 76310), (15262, 45415), (18166, 38155), (18197, 38090), (19045, 36394)]