71816706

素因数分解:

$2^1\times 3^8\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:460

約数の個数: 72

約数和(自身を含む): 174421884

約数和(自身を除く): 102605178

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 421, 486, 702, 729, 842, 1053, 1263, 1458, 2106, 2187, 2526, 3159, 3789, 4374, 5473, 6318, 6561, 7578, 9477, 10946, 11367, 13122, 16419, 18954, 22734, 28431, 32838, 34101, 49257, 56862, 68202, 85293, 98514, 102303, 147771, 170586, 204606, 295542, 306909, 443313, 613818, 886626, 920727, 1329939, 1841454, 2659878, 2762181, 3989817, 5524362, 7979634, 11969451, 23938902, 35908353, 71816706]

約数ペア:

[(1, 71816706), (2, 35908353), (3, 23938902), (6, 11969451), (9, 7979634), (13, 5524362), (18, 3989817), (26, 2762181), (27, 2659878), (39, 1841454), (54, 1329939), (78, 920727), (81, 886626), (117, 613818), (162, 443313), (234, 306909), (243, 295542), (351, 204606), (421, 170586), (486, 147771), (702, 102303), (729, 98514), (842, 85293), (1053, 68202), (1263, 56862), (1458, 49257), (2106, 34101), (2187, 32838), (2526, 28431), (3159, 22734), (3789, 18954), (4374, 16419), (5473, 13122), (6318, 11367), (6561, 10946), (7578, 9477)]