311907752

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{281}}^1\times {\mathrm{821}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 636301980

約数和(自身を除く): 324394228

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 281, 338, 562, 676, 821, 1124, 1352, 1642, 2248, 3284, 3653, 6568, 7306, 10673, 14612, 21346, 29224, 42692, 47489, 85384, 94978, 138749, 189956, 230701, 277498, 379912, 461402, 554996, 922804, 1109992, 1845608, 2999113, 5998226, 11996452, 23992904, 38988469, 77976938, 155953876, 311907752]

約数ペア:

[(1, 311907752), (2, 155953876), (4, 77976938), (8, 38988469), (13, 23992904), (26, 11996452), (52, 5998226), (104, 2999113), (169, 1845608), (281, 1109992), (338, 922804), (562, 554996), (676, 461402), (821, 379912), (1124, 277498), (1352, 230701), (1642, 189956), (2248, 138749), (3284, 94978), (3653, 85384), (6568, 47489), (7306, 42692), (10673, 29224), (14612, 21346)]