64349688

素因数分解:

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

素因数の和:206271

約数の個数: 32

約数和(自身を含む): 173250000

約数和(自身を除く): 108900312

約数列:

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

約数ペア:

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