31313142

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 80

約数和(自身を含む): 81857952

約数和(自身を除く): 50544810

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 81, 106, 126, 159, 162, 189, 318, 371, 378, 477, 521, 567, 742, 954, 1042, 1113, 1134, 1431, 1563, 2226, 2862, 3126, 3339, 3647, 4293, 4689, 6678, 7294, 8586, 9378, 10017, 10941, 14067, 20034, 21882, 27613, 28134, 30051, 32823, 42201, 55226, 60102, 65646, 82839, 84402, 98469, 165678, 193291, 196938, 248517, 295407, 386582, 497034, 579873, 590814, 745551, 1159746, 1491102, 1739619, 2236653, 3479238, 4473306, 5218857, 10437714, 15656571, 31313142]

約数ペア:

[(1, 31313142), (2, 15656571), (3, 10437714), (6, 5218857), (7, 4473306), (9, 3479238), (14, 2236653), (18, 1739619), (21, 1491102), (27, 1159746), (42, 745551), (53, 590814), (54, 579873), (63, 497034), (81, 386582), (106, 295407), (126, 248517), (159, 196938), (162, 193291), (189, 165678), (318, 98469), (371, 84402), (378, 82839), (477, 65646), (521, 60102), (567, 55226), (742, 42201), (954, 32823), (1042, 30051), (1113, 28134), (1134, 27613), (1431, 21882), (1563, 20034), (2226, 14067), (2862, 10941), (3126, 10017), (3339, 9378), (3647, 8586), (4293, 7294), (4689, 6678)]