1618891326

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{21157}}^1$

素因数の和:21290

約数の個数: 64

約数和(自身を含む): 3909998400

約数和(自身を除く): 2291107074

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 109, 117, 218, 234, 327, 351, 654, 702, 981, 1417, 1962, 2834, 2943, 4251, 5886, 8502, 12753, 21157, 25506, 38259, 42314, 63471, 76518, 126942, 190413, 275041, 380826, 550082, 571239, 825123, 1142478, 1650246, 2306113, 2475369, 4612226, 4950738, 6918339, 7426107, 13836678, 14852214, 20755017, 29979469, 41510034, 59958938, 62265051, 89938407, 124530102, 179876814, 269815221, 539630442, 809445663, 1618891326]

約数ペア:

[(1, 1618891326), (2, 809445663), (3, 539630442), (6, 269815221), (9, 179876814), (13, 124530102), (18, 89938407), (26, 62265051), (27, 59958938), (39, 41510034), (54, 29979469), (78, 20755017), (109, 14852214), (117, 13836678), (218, 7426107), (234, 6918339), (327, 4950738), (351, 4612226), (654, 2475369), (702, 2306113), (981, 1650246), (1417, 1142478), (1962, 825123), (2834, 571239), (2943, 550082), (4251, 380826), (5886, 275041), (8502, 190413), (12753, 126942), (21157, 76518), (25506, 63471), (38259, 42314)]