639539964

素因数分解:

$2^2\times 3^2\times 7^6\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 126

約数和(自身を含む): 1898538824

約数和(自身を除く): 1258998860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 151, 196, 252, 294, 302, 343, 441, 453, 588, 604, 686, 882, 906, 1029, 1057, 1359, 1372, 1764, 1812, 2058, 2114, 2401, 2718, 3087, 3171, 4116, 4228, 4802, 5436, 6174, 6342, 7203, 7399, 9513, 9604, 12348, 12684, 14406, 14798, 16807, 19026, 21609, 22197, 28812, 29596, 33614, 38052, 43218, 44394, 50421, 51793, 66591, 67228, 86436, 88788, 100842, 103586, 117649, 133182, 151263, 155379, 201684, 207172, 235298, 266364, 302526, 310758, 352947, 362551, 466137, 470596, 605052, 621516, 705894, 725102, 932274, 1058841, 1087653, 1411788, 1450204, 1864548, 2117682, 2175306, 2537857, 3262959, 4235364, 4350612, 5075714, 6525918, 7613571, 10151428, 13051836, 15227142, 17764999, 22840713, 30454284, 35529998, 45681426, 53294997, 71059996, 91362852, 106589994, 159884991, 213179988, 319769982, 639539964]

約数ペア:

[(1, 639539964), (2, 319769982), (3, 213179988), (4, 159884991), (6, 106589994), (7, 91362852), (9, 71059996), (12, 53294997), (14, 45681426), (18, 35529998), (21, 30454284), (28, 22840713), (36, 17764999), (42, 15227142), (49, 13051836), (63, 10151428), (84, 7613571), (98, 6525918), (126, 5075714), (147, 4350612), (151, 4235364), (196, 3262959), (252, 2537857), (294, 2175306), (302, 2117682), (343, 1864548), (441, 1450204), (453, 1411788), (588, 1087653), (604, 1058841), (686, 932274), (882, 725102), (906, 705894), (1029, 621516), (1057, 605052), (1359, 470596), (1372, 466137), (1764, 362551), (1812, 352947), (2058, 310758), (2114, 302526), (2401, 266364), (2718, 235298), (3087, 207172), (3171, 201684), (4116, 155379), (4228, 151263), (4802, 133182), (5436, 117649), (6174, 103586), (6342, 100842), (7203, 88788), (7399, 86436), (9513, 67228), (9604, 66591), (12348, 51793), (12684, 50421), (14406, 44394), (14798, 43218), (16807, 38052), (19026, 33614), (21609, 29596), (22197, 28812)]