261936697516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{497899}}^1$

素因数の和:498134

約数の個数: 48

約数和(自身を含む): 504336851200

約数和(自身を除く): 242400153684

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 151, 268, 302, 604, 871, 1742, 1963, 3484, 3926, 7852, 10117, 20234, 40468, 131521, 263042, 497899, 526084, 995798, 1991596, 6472687, 12945374, 25890748, 33359233, 66718466, 75182749, 133436932, 150365498, 300730996, 433670029, 867340058, 977375737, 1734680116, 1954751474, 3909502948, 5037244183, 10074488366, 20148976732, 65484174379, 130968348758, 261936697516]

約数ペア:

[(1, 261936697516), (2, 130968348758), (4, 65484174379), (13, 20148976732), (26, 10074488366), (52, 5037244183), (67, 3909502948), (134, 1954751474), (151, 1734680116), (268, 977375737), (302, 867340058), (604, 433670029), (871, 300730996), (1742, 150365498), (1963, 133436932), (3484, 75182749), (3926, 66718466), (7852, 33359233), (10117, 25890748), (20234, 12945374), (40468, 6472687), (131521, 1991596), (263042, 995798), (497899, 526084)]