71386315

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 50541365

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 77, 85, 91, 119, 143, 187, 221, 385, 455, 595, 715, 839, 935, 1001, 1105, 1309, 1547, 2431, 4195, 5005, 5873, 6545, 7735, 9229, 10907, 12155, 14263, 17017, 29365, 46145, 54535, 64603, 71315, 76349, 85085, 99841, 119977, 156893, 185419, 323015, 381745, 499205, 599885, 784465, 839839, 927095, 1098251, 1297933, 2039609, 4199195, 5491255, 6489665, 10198045, 14277263, 71386315]

約数ペア:

[(1, 71386315), (5, 14277263), (7, 10198045), (11, 6489665), (13, 5491255), (17, 4199195), (35, 2039609), (55, 1297933), (65, 1098251), (77, 927095), (85, 839839), (91, 784465), (119, 599885), (143, 499205), (187, 381745), (221, 323015), (385, 185419), (455, 156893), (595, 119977), (715, 99841), (839, 85085), (935, 76349), (1001, 71315), (1105, 64603), (1309, 54535), (1547, 46145), (2431, 29365), (4195, 17017), (5005, 14263), (5873, 12155), (6545, 10907), (7735, 9229)]