397627830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{17191}}^1$

素因数の和:17461

約数の個数: 48

約数和(自身を含む): 1037915424

約数和(自身を除く): 640287594

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 257, 514, 771, 1285, 1542, 2313, 2570, 3855, 4626, 7710, 11565, 17191, 23130, 34382, 51573, 85955, 103146, 154719, 171910, 257865, 309438, 515730, 773595, 1547190, 4418087, 8836174, 13254261, 22090435, 26508522, 39762783, 44180870, 66271305, 79525566, 132542610, 198813915, 397627830]

約数ペア:

[(1, 397627830), (2, 198813915), (3, 132542610), (5, 79525566), (6, 66271305), (9, 44180870), (10, 39762783), (15, 26508522), (18, 22090435), (30, 13254261), (45, 8836174), (90, 4418087), (257, 1547190), (514, 773595), (771, 515730), (1285, 309438), (1542, 257865), (2313, 171910), (2570, 154719), (3855, 103146), (4626, 85955), (7710, 51573), (11565, 34382), (17191, 23130)]