12780838

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 23514624

約数和(自身を除く): 10733786

約数列:

[1, 2, 7, 14, 17, 34, 83, 119, 166, 238, 581, 647, 1162, 1294, 1411, 2822, 4529, 9058, 9877, 10999, 19754, 21998, 53701, 76993, 107402, 153986, 375907, 751814, 912917, 1825834, 6390419, 12780838]

約数ペア:

[(1, 12780838), (2, 6390419), (7, 1825834), (14, 912917), (17, 751814), (34, 375907), (83, 153986), (119, 107402), (166, 76993), (238, 53701), (581, 21998), (647, 19754), (1162, 10999), (1294, 9877), (1411, 9058), (2822, 4529)]