305471572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641747}}^1$

素因数の和:641775

約数の個数: 24

約数和(自身を含む): 646881984

約数和(自身を除く): 341410412

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 641747, 1283494, 2566988, 4492229, 8984458, 10909699, 17968916, 21819398, 43638796, 76367893, 152735786, 305471572]

約数ペア:

[(1, 305471572), (2, 152735786), (4, 76367893), (7, 43638796), (14, 21819398), (17, 17968916), (28, 10909699), (34, 8984458), (68, 4492229), (119, 2566988), (238, 1283494), (476, 641747)]