31145772

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 120

約数和(自身を含む): 90349056

約数和(自身を除く): 59203284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 47, 49, 69, 84, 92, 94, 98, 138, 141, 147, 161, 188, 196, 276, 282, 294, 322, 329, 343, 483, 564, 588, 644, 658, 686, 966, 987, 1029, 1081, 1127, 1316, 1372, 1932, 1974, 2058, 2162, 2254, 2303, 2401, 3243, 3381, 3948, 4116, 4324, 4508, 4606, 4802, 6486, 6762, 6909, 7203, 7567, 7889, 9212, 9604, 12972, 13524, 13818, 14406, 15134, 15778, 16121, 22701, 23667, 27636, 28812, 30268, 31556, 32242, 45402, 47334, 48363, 52969, 55223, 64484, 90804, 94668, 96726, 105938, 110446, 112847, 158907, 165669, 193452, 211876, 220892, 225694, 317814, 331338, 338541, 370783, 451388, 635628, 662676, 677082, 741566, 1112349, 1354164, 1483132, 2224698, 2595481, 4449396, 5190962, 7786443, 10381924, 15572886, 31145772]

約数ペア:

[(1, 31145772), (2, 15572886), (3, 10381924), (4, 7786443), (6, 5190962), (7, 4449396), (12, 2595481), (14, 2224698), (21, 1483132), (23, 1354164), (28, 1112349), (42, 741566), (46, 677082), (47, 662676), (49, 635628), (69, 451388), (84, 370783), (92, 338541), (94, 331338), (98, 317814), (138, 225694), (141, 220892), (147, 211876), (161, 193452), (188, 165669), (196, 158907), (276, 112847), (282, 110446), (294, 105938), (322, 96726), (329, 94668), (343, 90804), (483, 64484), (564, 55223), (588, 52969), (644, 48363), (658, 47334), (686, 45402), (966, 32242), (987, 31556), (1029, 30268), (1081, 28812), (1127, 27636), (1316, 23667), (1372, 22701), (1932, 16121), (1974, 15778), (2058, 15134), (2162, 14406), (2254, 13818), (2303, 13524), (2401, 12972), (3243, 9604), (3381, 9212), (3948, 7889), (4116, 7567), (4324, 7203), (4508, 6909), (4606, 6762), (4802, 6486)]