493190490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{20731}}^1$

素因数の和:20815

約数の個数: 64

約数和(自身を含む): 1295667072

約数和(自身を除く): 802476582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 915, 1586, 1830, 2379, 3965, 4758, 7930, 11895, 20731, 23790, 41462, 62193, 103655, 124386, 207310, 269503, 310965, 539006, 621930, 808509, 1264591, 1347515, 1617018, 2529182, 2695030, 3793773, 4042545, 6322955, 7587546, 8085090, 12645910, 16439683, 18968865, 32879366, 37937730, 49319049, 82198415, 98638098, 164396830, 246595245, 493190490]

約数ペア:

[(1, 493190490), (2, 246595245), (3, 164396830), (5, 98638098), (6, 82198415), (10, 49319049), (13, 37937730), (15, 32879366), (26, 18968865), (30, 16439683), (39, 12645910), (61, 8085090), (65, 7587546), (78, 6322955), (122, 4042545), (130, 3793773), (183, 2695030), (195, 2529182), (305, 1617018), (366, 1347515), (390, 1264591), (610, 808509), (793, 621930), (915, 539006), (1586, 310965), (1830, 269503), (2379, 207310), (3965, 124386), (4758, 103655), (7930, 62193), (11895, 41462), (20731, 23790)]