388956854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{2357}}^1$

素因数の和:2960

約数の個数: 32

約数和(自身を含む): 686913696

約数和(自身を除く): 297956842

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 577, 1154, 2357, 4714, 6347, 7501, 12694, 15002, 25927, 30641, 51854, 61282, 82511, 165022, 337051, 674102, 1359989, 2719978, 14959879, 17679857, 29919758, 35359714, 194478427, 388956854]

約数ペア:

[(1, 388956854), (2, 194478427), (11, 35359714), (13, 29919758), (22, 17679857), (26, 14959879), (143, 2719978), (286, 1359989), (577, 674102), (1154, 337051), (2357, 165022), (4714, 82511), (6347, 61282), (7501, 51854), (12694, 30641), (15002, 25927)]