128699376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206249}}^1$

素因数の和:206273

約数の個数: 40

約数和(自身を含む): 358050000

約数和(自身を除く): 229350624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 206249, 412498, 618747, 824996, 1237494, 1649992, 2474988, 2681237, 3299984, 4949976, 5362474, 8043711, 9899952, 10724948, 16087422, 21449896, 32174844, 42899792, 64349688, 128699376]

約数ペア:

[(1, 128699376), (2, 64349688), (3, 42899792), (4, 32174844), (6, 21449896), (8, 16087422), (12, 10724948), (13, 9899952), (16, 8043711), (24, 5362474), (26, 4949976), (39, 3299984), (48, 2681237), (52, 2474988), (78, 1649992), (104, 1237494), (156, 824996), (208, 618747), (312, 412498), (624, 206249)]