61665681

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 111476736

約数和(自身を除く): 49811055

約数列:

[1, 3, 7, 11, 17, 21, 33, 41, 51, 77, 119, 123, 187, 231, 287, 357, 383, 451, 561, 697, 861, 1149, 1309, 1353, 2091, 2681, 3157, 3927, 4213, 4879, 6511, 7667, 8043, 9471, 12639, 14637, 15703, 19533, 23001, 29491, 45577, 47109, 53669, 71621, 88473, 109921, 136731, 161007, 172733, 214863, 266951, 329763, 501347, 518199, 800853, 1209131, 1504041, 1868657, 2936461, 3627393, 5605971, 8809383, 20555227, 61665681]

約数ペア:

[(1, 61665681), (3, 20555227), (7, 8809383), (11, 5605971), (17, 3627393), (21, 2936461), (33, 1868657), (41, 1504041), (51, 1209131), (77, 800853), (119, 518199), (123, 501347), (187, 329763), (231, 266951), (287, 214863), (357, 172733), (383, 161007), (451, 136731), (561, 109921), (697, 88473), (861, 71621), (1149, 53669), (1309, 47109), (1353, 45577), (2091, 29491), (2681, 23001), (3157, 19533), (3927, 15703), (4213, 14637), (4879, 12639), (6511, 9471), (7667, 8043)]