231995816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 487226880

約数和(自身を除く): 255231064

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 227, 248, 317, 403, 454, 634, 806, 908, 1268, 1612, 1816, 2536, 2951, 3224, 4121, 5902, 7037, 8242, 9827, 11804, 14074, 16484, 19654, 23608, 28148, 32968, 39308, 56296, 71959, 78616, 91481, 127751, 143918, 182962, 255502, 287836, 365924, 511004, 575672, 731848, 935467, 1022008, 1870934, 2230729, 3741868, 4461458, 7483736, 8922916, 17845832, 28999477, 57998954, 115997908, 231995816]

約数ペア:

[(1, 231995816), (2, 115997908), (4, 57998954), (8, 28999477), (13, 17845832), (26, 8922916), (31, 7483736), (52, 4461458), (62, 3741868), (104, 2230729), (124, 1870934), (227, 1022008), (248, 935467), (317, 731848), (403, 575672), (454, 511004), (634, 365924), (806, 287836), (908, 255502), (1268, 182962), (1612, 143918), (1816, 127751), (2536, 91481), (2951, 78616), (3224, 71959), (4121, 56296), (5902, 39308), (7037, 32968), (8242, 28148), (9827, 23608), (11804, 19654), (14074, 16484)]