81914814

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:2996

約数の個数: 56

約数和(自身を含む): 193985640

約数和(自身を除く): 112070826

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 729, 1026, 1458, 1539, 2957, 3078, 4617, 5914, 8871, 9234, 13851, 17742, 26613, 27702, 53226, 56183, 79839, 112366, 159678, 168549, 239517, 337098, 479034, 505647, 718551, 1011294, 1437102, 1516941, 2155653, 3033882, 4311306, 4550823, 9101646, 13652469, 27304938, 40957407, 81914814]

約数ペア:

[(1, 81914814), (2, 40957407), (3, 27304938), (6, 13652469), (9, 9101646), (18, 4550823), (19, 4311306), (27, 3033882), (38, 2155653), (54, 1516941), (57, 1437102), (81, 1011294), (114, 718551), (162, 505647), (171, 479034), (243, 337098), (342, 239517), (486, 168549), (513, 159678), (729, 112366), (1026, 79839), (1458, 56183), (1539, 53226), (2957, 27702), (3078, 26613), (4617, 17742), (5914, 13851), (8871, 9234)]