9781772

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 23461200

約数和(自身を除く): 13679428

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 349, 364, 539, 572, 637, 698, 1001, 1078, 1274, 1396, 2002, 2156, 2443, 2548, 3839, 4004, 4537, 4886, 7007, 7678, 9074, 9772, 14014, 15356, 17101, 18148, 26873, 28028, 31759, 34202, 49907, 53746, 63518, 68404, 99814, 107492, 127036, 188111, 199628, 222313, 349349, 376222, 444626, 698698, 752444, 889252, 1397396, 2445443, 4890886, 9781772]

約数ペア:

[(1, 9781772), (2, 4890886), (4, 2445443), (7, 1397396), (11, 889252), (13, 752444), (14, 698698), (22, 444626), (26, 376222), (28, 349349), (44, 222313), (49, 199628), (52, 188111), (77, 127036), (91, 107492), (98, 99814), (143, 68404), (154, 63518), (182, 53746), (196, 49907), (286, 34202), (308, 31759), (349, 28028), (364, 26873), (539, 18148), (572, 17101), (637, 15356), (698, 14014), (1001, 9772), (1078, 9074), (1274, 7678), (1396, 7007), (2002, 4886), (2156, 4537), (2443, 4004), (2548, 3839)]