251357808

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{402817}}^1$

素因数の和:402841

約数の個数: 40

約数和(自身を含む): 699292048

約数和(自身を除く): 447934240

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 402817, 805634, 1208451, 1611268, 2416902, 3222536, 4833804, 5236621, 6445072, 9667608, 10473242, 15709863, 19335216, 20946484, 31419726, 41892968, 62839452, 83785936, 125678904, 251357808]

約数ペア:

[(1, 251357808), (2, 125678904), (3, 83785936), (4, 62839452), (6, 41892968), (8, 31419726), (12, 20946484), (13, 19335216), (16, 15709863), (24, 10473242), (26, 9667608), (39, 6445072), (48, 5236621), (52, 4833804), (78, 3222536), (104, 2416902), (156, 1611268), (208, 1208451), (312, 805634), (624, 402817)]