261644742

素因数分解:

$2^1\times 3^4\times {\mathrm{101}}^1\times {\mathrm{15991}}^1$

素因数の和:16106

約数の個数: 40

約数和(自身を含む): 592119792

約数和(自身を除く): 330475050

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 303, 606, 909, 1818, 2727, 5454, 8181, 15991, 16362, 31982, 47973, 95946, 143919, 287838, 431757, 863514, 1295271, 1615091, 2590542, 3230182, 4845273, 9690546, 14535819, 29071638, 43607457, 87214914, 130822371, 261644742]

約数ペア:

[(1, 261644742), (2, 130822371), (3, 87214914), (6, 43607457), (9, 29071638), (18, 14535819), (27, 9690546), (54, 4845273), (81, 3230182), (101, 2590542), (162, 1615091), (202, 1295271), (303, 863514), (606, 431757), (909, 287838), (1818, 143919), (2727, 95946), (5454, 47973), (8181, 31982), (15991, 16362)]