438156776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{3251}}^1$

素因数の和:4265

約数の個数: 32

約数和(自身を含む): 871015680

約数和(自身を除く): 432858904

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 991, 1982, 3251, 3964, 6502, 7928, 13004, 16847, 26008, 33694, 55267, 67388, 110534, 134776, 221068, 442136, 3221741, 6443482, 12886964, 25773928, 54769597, 109539194, 219078388, 438156776]

約数ペア:

[(1, 438156776), (2, 219078388), (4, 109539194), (8, 54769597), (17, 25773928), (34, 12886964), (68, 6443482), (136, 3221741), (991, 442136), (1982, 221068), (3251, 134776), (3964, 110534), (6502, 67388), (7928, 55267), (13004, 33694), (16847, 26008)]