399814206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2209

約数の個数: 64

約数和(自身を含む): 906619392

約数和(自身を除く): 506805186

約数列:

[1, 2, 3, 6, 11, 22, 33, 41, 66, 71, 82, 123, 142, 213, 246, 426, 451, 781, 902, 1353, 1562, 2081, 2343, 2706, 2911, 4162, 4686, 5822, 6243, 8733, 12486, 17466, 22891, 32021, 45782, 64042, 68673, 85321, 96063, 137346, 147751, 170642, 192126, 255963, 295502, 443253, 511926, 886506, 938531, 1625261, 1877062, 2815593, 3250522, 4875783, 5631186, 6057791, 9751566, 12115582, 18173373, 36346746, 66635701, 133271402, 199907103, 399814206]

約数ペア:

[(1, 399814206), (2, 199907103), (3, 133271402), (6, 66635701), (11, 36346746), (22, 18173373), (33, 12115582), (41, 9751566), (66, 6057791), (71, 5631186), (82, 4875783), (123, 3250522), (142, 2815593), (213, 1877062), (246, 1625261), (426, 938531), (451, 886506), (781, 511926), (902, 443253), (1353, 295502), (1562, 255963), (2081, 192126), (2343, 170642), (2706, 147751), (2911, 137346), (4162, 96063), (4686, 85321), (5822, 68673), (6243, 64042), (8733, 45782), (12486, 32021), (17466, 22891)]