389398318

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{26357}}^1$

素因数の和:26531

約数の個数: 16

約数和(自身を含む): 597799440

約数和(自身を除く): 208401122

約数列:

[1, 2, 83, 89, 166, 178, 7387, 14774, 26357, 52714, 2187631, 2345773, 4375262, 4691546, 194699159, 389398318]

約数ペア:

[(1, 389398318), (2, 194699159), (83, 4691546), (89, 4375262), (166, 2345773), (178, 2187631), (7387, 52714), (14774, 26357)]