409959468

素因数分解:

$2^2\times 3^5\times {\mathrm{491}}^1\times {\mathrm{859}}^1$

素因数の和:1369

約数の個数: 72

約数和(自身を含む): 1078109760

約数和(自身を除く): 668150292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 491, 859, 972, 982, 1473, 1718, 1964, 2577, 2946, 3436, 4419, 5154, 5892, 7731, 8838, 10308, 13257, 15462, 17676, 23193, 26514, 30924, 39771, 46386, 53028, 69579, 79542, 92772, 119313, 139158, 159084, 208737, 238626, 278316, 417474, 421769, 477252, 834948, 843538, 1265307, 1687076, 2530614, 3795921, 5061228, 7591842, 11387763, 15183684, 22775526, 34163289, 45551052, 68326578, 102489867, 136653156, 204979734, 409959468]

約数ペア:

[(1, 409959468), (2, 204979734), (3, 136653156), (4, 102489867), (6, 68326578), (9, 45551052), (12, 34163289), (18, 22775526), (27, 15183684), (36, 11387763), (54, 7591842), (81, 5061228), (108, 3795921), (162, 2530614), (243, 1687076), (324, 1265307), (486, 843538), (491, 834948), (859, 477252), (972, 421769), (982, 417474), (1473, 278316), (1718, 238626), (1964, 208737), (2577, 159084), (2946, 139158), (3436, 119313), (4419, 92772), (5154, 79542), (5892, 69579), (7731, 53028), (8838, 46386), (10308, 39771), (13257, 30924), (15462, 26514), (17676, 23193)]