131407542

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 349977600

約数和(自身を除く): 218570058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 61, 63, 82, 122, 123, 126, 139, 183, 189, 246, 278, 287, 366, 369, 378, 417, 427, 549, 574, 738, 834, 854, 861, 973, 1098, 1107, 1251, 1281, 1647, 1722, 1946, 2214, 2501, 2502, 2562, 2583, 2919, 3294, 3753, 3843, 5002, 5166, 5699, 5838, 7503, 7506, 7686, 7749, 8479, 8757, 11398, 11529, 15006, 15498, 16958, 17097, 17507, 17514, 22509, 23058, 25437, 26271, 34194, 35014, 39893, 45018, 50874, 51291, 52521, 52542, 59353, 67527, 76311, 79786, 102582, 105042, 118706, 119679, 135054, 152622, 153873, 157563, 178059, 228933, 239358, 307746, 315126, 347639, 356118, 359037, 457866, 472689, 534177, 695278, 718074, 945378, 1042917, 1068354, 1077111, 1602531, 2085834, 2154222, 2433473, 3128751, 3205062, 4866946, 6257502, 7300419, 9386253, 14600838, 18772506, 21901257, 43802514, 65703771, 131407542]

約数ペア:

[(1, 131407542), (2, 65703771), (3, 43802514), (6, 21901257), (7, 18772506), (9, 14600838), (14, 9386253), (18, 7300419), (21, 6257502), (27, 4866946), (41, 3205062), (42, 3128751), (54, 2433473), (61, 2154222), (63, 2085834), (82, 1602531), (122, 1077111), (123, 1068354), (126, 1042917), (139, 945378), (183, 718074), (189, 695278), (246, 534177), (278, 472689), (287, 457866), (366, 359037), (369, 356118), (378, 347639), (417, 315126), (427, 307746), (549, 239358), (574, 228933), (738, 178059), (834, 157563), (854, 153873), (861, 152622), (973, 135054), (1098, 119679), (1107, 118706), (1251, 105042), (1281, 102582), (1647, 79786), (1722, 76311), (1946, 67527), (2214, 59353), (2501, 52542), (2502, 52521), (2562, 51291), (2583, 50874), (2919, 45018), (3294, 39893), (3753, 35014), (3843, 34194), (5002, 26271), (5166, 25437), (5699, 23058), (5838, 22509), (7503, 17514), (7506, 17507), (7686, 17097), (7749, 16958), (8479, 15498), (8757, 15006), (11398, 11529)]