69915237

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 119070720

約数和(自身を除く): 49155483

約数列:

[1, 3, 7, 17, 21, 37, 51, 67, 79, 111, 119, 201, 237, 259, 357, 469, 553, 629, 777, 1139, 1343, 1407, 1659, 1887, 2479, 2923, 3417, 4029, 4403, 5293, 7437, 7973, 8769, 9401, 13209, 15879, 17353, 20461, 23919, 28203, 37051, 42143, 49691, 52059, 61383, 89981, 111153, 126429, 149073, 195841, 269943, 295001, 347837, 587523, 629867, 885003, 1043511, 1370887, 1889601, 3329297, 4112661, 9987891, 23305079, 69915237]

約数ペア:

[(1, 69915237), (3, 23305079), (7, 9987891), (17, 4112661), (21, 3329297), (37, 1889601), (51, 1370887), (67, 1043511), (79, 885003), (111, 629867), (119, 587523), (201, 347837), (237, 295001), (259, 269943), (357, 195841), (469, 149073), (553, 126429), (629, 111153), (777, 89981), (1139, 61383), (1343, 52059), (1407, 49691), (1659, 42143), (1887, 37051), (2479, 28203), (2923, 23919), (3417, 20461), (4029, 17353), (4403, 15879), (5293, 13209), (7437, 9401), (7973, 8769)]