27973998

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:423

約数の個数: 80

約数和(自身を含む): 69521760

約数和(自身を除く): 41547762

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 81, 111, 117, 162, 222, 234, 333, 351, 359, 481, 666, 702, 718, 962, 999, 1053, 1077, 1443, 1998, 2106, 2154, 2886, 2997, 3231, 4329, 4667, 5994, 6462, 8658, 9334, 9693, 12987, 13283, 14001, 19386, 25974, 26566, 28002, 29079, 38961, 39849, 42003, 58158, 77922, 79698, 84006, 119547, 126009, 172679, 239094, 252018, 345358, 358641, 378027, 518037, 717282, 756054, 1036074, 1075923, 1554111, 2151846, 3108222, 4662333, 9324666, 13986999, 27973998]

約数ペア:

[(1, 27973998), (2, 13986999), (3, 9324666), (6, 4662333), (9, 3108222), (13, 2151846), (18, 1554111), (26, 1075923), (27, 1036074), (37, 756054), (39, 717282), (54, 518037), (74, 378027), (78, 358641), (81, 345358), (111, 252018), (117, 239094), (162, 172679), (222, 126009), (234, 119547), (333, 84006), (351, 79698), (359, 77922), (481, 58158), (666, 42003), (702, 39849), (718, 38961), (962, 29079), (999, 28002), (1053, 26566), (1077, 25974), (1443, 19386), (1998, 14001), (2106, 13283), (2154, 12987), (2886, 9693), (2997, 9334), (3231, 8658), (4329, 6462), (4667, 5994)]