1281537472

素因数分解:

$2^6\times {\mathrm{421}}^1\times {\mathrm{47563}}^1$

素因数の和:47996

約数の個数: 28

約数和(自身を含む): 2549145016

約数和(自身を除く): 1267607544

約数列:

[1, 2, 4, 8, 16, 32, 64, 421, 842, 1684, 3368, 6736, 13472, 26944, 47563, 95126, 190252, 380504, 761008, 1522016, 3044032, 20024023, 40048046, 80096092, 160192184, 320384368, 640768736, 1281537472]

約数ペア:

[(1, 1281537472), (2, 640768736), (4, 320384368), (8, 160192184), (16, 80096092), (32, 40048046), (64, 20024023), (421, 3044032), (842, 1522016), (1684, 761008), (3368, 380504), (6736, 190252), (13472, 95126), (26944, 47563)]