49758891

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 88058880

約数和(自身を除く): 38299989

約数列:

[1, 3, 7, 13, 19, 21, 39, 53, 57, 91, 133, 159, 181, 247, 273, 371, 399, 543, 689, 741, 1007, 1113, 1267, 1729, 2067, 2353, 3021, 3439, 3801, 4823, 5187, 7049, 7059, 9593, 10317, 13091, 14469, 16471, 21147, 24073, 28779, 39273, 44707, 49413, 67151, 72219, 91637, 124709, 134121, 182267, 201453, 274911, 312949, 374127, 546801, 872963, 938847, 1275869, 2369471, 2618889, 3827607, 7108413, 16586297, 49758891]

約数ペア:

[(1, 49758891), (3, 16586297), (7, 7108413), (13, 3827607), (19, 2618889), (21, 2369471), (39, 1275869), (53, 938847), (57, 872963), (91, 546801), (133, 374127), (159, 312949), (181, 274911), (247, 201453), (273, 182267), (371, 134121), (399, 124709), (543, 91637), (689, 72219), (741, 67151), (1007, 49413), (1113, 44707), (1267, 39273), (1729, 28779), (2067, 24073), (2353, 21147), (3021, 16471), (3439, 14469), (3801, 13091), (4823, 10317), (5187, 9593), (7049, 7059)]