66791905348

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^2\times {\mathrm{643}}^1\times {\mathrm{997}}^1$

素因数の和:1773

約数の個数: 72

約数和(自身を含む): 136157251776

約数和(自身を除く): 69365346428

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 643, 854, 997, 1286, 1708, 1994, 2572, 3721, 3988, 4501, 6979, 7442, 9002, 13958, 14884, 18004, 26047, 27916, 39223, 52094, 60817, 78446, 104188, 121634, 156892, 243268, 274561, 425719, 549122, 641071, 851438, 1098244, 1282142, 1702876, 2392603, 2564284, 3709837, 4487497, 4785206, 7419674, 8974994, 9570412, 14839348, 16748221, 17949988, 25968859, 33496442, 39105331, 51937718, 66992884, 78210662, 103875436, 156421324, 273737317, 547474634, 1094949268, 2385425191, 4770850382, 9541700764, 16697976337, 33395952674, 66791905348]

約数ペア:

[(1, 66791905348), (2, 33395952674), (4, 16697976337), (7, 9541700764), (14, 4770850382), (28, 2385425191), (61, 1094949268), (122, 547474634), (244, 273737317), (427, 156421324), (643, 103875436), (854, 78210662), (997, 66992884), (1286, 51937718), (1708, 39105331), (1994, 33496442), (2572, 25968859), (3721, 17949988), (3988, 16748221), (4501, 14839348), (6979, 9570412), (7442, 8974994), (9002, 7419674), (13958, 4785206), (14884, 4487497), (18004, 3709837), (26047, 2564284), (27916, 2392603), (39223, 1702876), (52094, 1282142), (60817, 1098244), (78446, 851438), (104188, 641071), (121634, 549122), (156892, 425719), (243268, 274561)]