66986604

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 175295120

約数和(自身を除く): 108308516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 109, 129, 172, 218, 258, 327, 387, 397, 436, 516, 654, 774, 794, 981, 1191, 1308, 1548, 1588, 1962, 2382, 3573, 3924, 4687, 4764, 7146, 9374, 14061, 14292, 17071, 18748, 28122, 34142, 42183, 43273, 51213, 56244, 68284, 84366, 86546, 102426, 129819, 153639, 168732, 173092, 204852, 259638, 307278, 389457, 519276, 614556, 778914, 1557828, 1860739, 3721478, 5582217, 7442956, 11164434, 16746651, 22328868, 33493302, 66986604]

約数ペア:

[(1, 66986604), (2, 33493302), (3, 22328868), (4, 16746651), (6, 11164434), (9, 7442956), (12, 5582217), (18, 3721478), (36, 1860739), (43, 1557828), (86, 778914), (109, 614556), (129, 519276), (172, 389457), (218, 307278), (258, 259638), (327, 204852), (387, 173092), (397, 168732), (436, 153639), (516, 129819), (654, 102426), (774, 86546), (794, 84366), (981, 68284), (1191, 56244), (1308, 51213), (1548, 43273), (1588, 42183), (1962, 34142), (2382, 28122), (3573, 18748), (3924, 17071), (4687, 14292), (4764, 14061), (7146, 9374)]