138995688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{445499}}^1$

素因数の和:445521

約数の個数: 32

約数和(自身を含む): 374220000

約数和(自身を除く): 235224312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 445499, 890998, 1336497, 1781996, 2672994, 3563992, 5345988, 5791487, 10691976, 11582974, 17374461, 23165948, 34748922, 46331896, 69497844, 138995688]

約数ペア:

[(1, 138995688), (2, 69497844), (3, 46331896), (4, 34748922), (6, 23165948), (8, 17374461), (12, 11582974), (13, 10691976), (24, 5791487), (26, 5345988), (39, 3563992), (52, 2672994), (78, 1781996), (104, 1336497), (156, 890998), (312, 445499)]