254701902

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1$

素因数の和:782

約数の個数: 96

約数和(自身を含む): 645345792

約数和(自身を除く): 390643890

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 103, 147, 182, 206, 273, 294, 309, 546, 618, 637, 647, 721, 1274, 1294, 1339, 1442, 1911, 1941, 2163, 2678, 3822, 3882, 4017, 4326, 4529, 5047, 8034, 8411, 9058, 9373, 10094, 13587, 15141, 16822, 18746, 25233, 27174, 28119, 30282, 31703, 50466, 56238, 58877, 63406, 65611, 66641, 95109, 117754, 131222, 133282, 176631, 190218, 196833, 199923, 353262, 393666, 399846, 412139, 466487, 824278, 866333, 932974, 1236417, 1399461, 1732666, 2472834, 2598999, 2798922, 3265409, 5197998, 6064331, 6530818, 9796227, 12128662, 18192993, 19592454, 36385986, 42450317, 84900634, 127350951, 254701902]

約数ペア:

[(1, 254701902), (2, 127350951), (3, 84900634), (6, 42450317), (7, 36385986), (13, 19592454), (14, 18192993), (21, 12128662), (26, 9796227), (39, 6530818), (42, 6064331), (49, 5197998), (78, 3265409), (91, 2798922), (98, 2598999), (103, 2472834), (147, 1732666), (182, 1399461), (206, 1236417), (273, 932974), (294, 866333), (309, 824278), (546, 466487), (618, 412139), (637, 399846), (647, 393666), (721, 353262), (1274, 199923), (1294, 196833), (1339, 190218), (1442, 176631), (1911, 133282), (1941, 131222), (2163, 117754), (2678, 95109), (3822, 66641), (3882, 65611), (4017, 63406), (4326, 58877), (4529, 56238), (5047, 50466), (8034, 31703), (8411, 30282), (9058, 28119), (9373, 27174), (10094, 25233), (13587, 18746), (15141, 16822)]