257223372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{7487}}^1$

素因数の和:7910

約数の個数: 48

約数和(自身を含む): 687697920

約数和(自身を除く): 430474548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 409, 818, 1227, 1636, 2454, 2863, 4908, 5726, 7487, 8589, 11452, 14974, 17178, 22461, 29948, 34356, 44922, 52409, 89844, 104818, 157227, 209636, 314454, 628908, 3062183, 6124366, 9186549, 12248732, 18373098, 21435281, 36746196, 42870562, 64305843, 85741124, 128611686, 257223372]

約数ペア:

[(1, 257223372), (2, 128611686), (3, 85741124), (4, 64305843), (6, 42870562), (7, 36746196), (12, 21435281), (14, 18373098), (21, 12248732), (28, 9186549), (42, 6124366), (84, 3062183), (409, 628908), (818, 314454), (1227, 209636), (1636, 157227), (2454, 104818), (2863, 89844), (4908, 52409), (5726, 44922), (7487, 34356), (8589, 29948), (11452, 22461), (14974, 17178)]