9780931290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1\times {\mathrm{16381}}^1$

素因数の和:17935

約数の個数: 64

約数和(自身を含む): 25298001792

約数和(自身を除く): 15517070502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1531, 3062, 4593, 7655, 9186, 15310, 16381, 19903, 22965, 32762, 39806, 45930, 49143, 59709, 81905, 98286, 99515, 119418, 163810, 199030, 212953, 245715, 298545, 425906, 491430, 597090, 638859, 1064765, 1277718, 2129530, 3194295, 6388590, 25079311, 50158622, 75237933, 125396555, 150475866, 250793110, 326031043, 376189665, 652062086, 752379330, 978093129, 1630155215, 1956186258, 3260310430, 4890465645, 9780931290]

約数ペア:

[(1, 9780931290), (2, 4890465645), (3, 3260310430), (5, 1956186258), (6, 1630155215), (10, 978093129), (13, 752379330), (15, 652062086), (26, 376189665), (30, 326031043), (39, 250793110), (65, 150475866), (78, 125396555), (130, 75237933), (195, 50158622), (390, 25079311), (1531, 6388590), (3062, 3194295), (4593, 2129530), (7655, 1277718), (9186, 1064765), (15310, 638859), (16381, 597090), (19903, 491430), (22965, 425906), (32762, 298545), (39806, 245715), (45930, 212953), (49143, 199030), (59709, 163810), (81905, 119418), (98286, 99515)]