1389664586

素因数分解:

$2^1\times {\mathrm{421}}^1\times {\mathrm{607}}^1\times {\mathrm{2719}}^1$

素因数の和:3749

約数の個数: 16

約数和(自身を含む): 2093660160

約数和(自身を除く): 703995574

約数列:

[1, 2, 421, 607, 842, 1214, 2719, 5438, 255547, 511094, 1144699, 1650433, 2289398, 3300866, 694832293, 1389664586]

約数ペア:

[(1, 1389664586), (2, 694832293), (421, 3300866), (607, 2289398), (842, 1650433), (1214, 1144699), (2719, 511094), (5438, 255547)]