12897764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 26744256

約数和(自身を除く): 13846492

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 86, 172, 187, 374, 401, 473, 731, 748, 802, 946, 1462, 1604, 1892, 2924, 4411, 6817, 8041, 8822, 13634, 16082, 17243, 17644, 27268, 32164, 34486, 68972, 74987, 149974, 189673, 293131, 299948, 379346, 586262, 758692, 1172524, 3224441, 6448882, 12897764]

約数ペア:

[(1, 12897764), (2, 6448882), (4, 3224441), (11, 1172524), (17, 758692), (22, 586262), (34, 379346), (43, 299948), (44, 293131), (68, 189673), (86, 149974), (172, 74987), (187, 68972), (374, 34486), (401, 32164), (473, 27268), (731, 17644), (748, 17243), (802, 16082), (946, 13634), (1462, 8822), (1604, 8041), (1892, 6817), (2924, 4411)]