2561543478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{4363}}^1$

素因数の和:4590

約数の個数: 72

約数和(自身を含む): 6042298392

約数和(自身を除く): 3480754914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 193, 234, 338, 386, 507, 579, 1014, 1158, 1521, 1737, 2509, 3042, 3474, 4363, 5018, 7527, 8726, 13089, 15054, 22581, 26178, 32617, 39267, 45162, 56719, 65234, 78534, 97851, 113438, 170157, 195702, 293553, 340314, 510471, 587106, 737347, 842059, 1020942, 1474694, 1684118, 2212041, 2526177, 4424082, 5052354, 6636123, 7578531, 10946767, 13272246, 15157062, 21893534, 32840301, 65680602, 98520903, 142307971, 197041806, 284615942, 426923913, 853847826, 1280771739, 2561543478]

約数ペア:

[(1, 2561543478), (2, 1280771739), (3, 853847826), (6, 426923913), (9, 284615942), (13, 197041806), (18, 142307971), (26, 98520903), (39, 65680602), (78, 32840301), (117, 21893534), (169, 15157062), (193, 13272246), (234, 10946767), (338, 7578531), (386, 6636123), (507, 5052354), (579, 4424082), (1014, 2526177), (1158, 2212041), (1521, 1684118), (1737, 1474694), (2509, 1020942), (3042, 842059), (3474, 737347), (4363, 587106), (5018, 510471), (7527, 340314), (8726, 293553), (13089, 195702), (15054, 170157), (22581, 113438), (26178, 97851), (32617, 78534), (39267, 65234), (45162, 56719)]