31232188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 61740000

約数和(自身を除く): 30507812

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 139, 149, 278, 298, 377, 556, 596, 754, 1508, 1807, 1937, 3614, 3874, 4031, 4321, 7228, 7748, 8062, 8642, 16124, 17284, 20711, 41422, 52403, 56173, 82844, 104806, 112346, 209612, 224692, 269243, 538486, 600619, 1076972, 1201238, 2402476, 7808047, 15616094, 31232188]

約数ペア:

[(1, 31232188), (2, 15616094), (4, 7808047), (13, 2402476), (26, 1201238), (29, 1076972), (52, 600619), (58, 538486), (116, 269243), (139, 224692), (149, 209612), (278, 112346), (298, 104806), (377, 82844), (556, 56173), (596, 52403), (754, 41422), (1508, 20711), (1807, 17284), (1937, 16124), (3614, 8642), (3874, 8062), (4031, 7748), (4321, 7228)]