259149488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{13999}}^1$

素因数の和:14109

約数の個数: 40

約数和(自身を含む): 546840000

約数和(自身を除く): 287690512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2314, 4628, 9256, 13999, 18512, 27998, 55996, 111992, 181987, 223984, 363974, 727948, 1245911, 1455896, 2491822, 2911792, 4983644, 9967288, 16196843, 19934576, 32393686, 64787372, 129574744, 259149488]

約数ペア:

[(1, 259149488), (2, 129574744), (4, 64787372), (8, 32393686), (13, 19934576), (16, 16196843), (26, 9967288), (52, 4983644), (89, 2911792), (104, 2491822), (178, 1455896), (208, 1245911), (356, 727948), (712, 363974), (1157, 223984), (1424, 181987), (2314, 111992), (4628, 55996), (9256, 27998), (13999, 18512)]