401049454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{19801}}^1$

素因数の和:19876

約数の個数: 32

約数和(自身を含む): 698614560

約数和(自身を除く): 297565106

約数列:

[1, 2, 13, 19, 26, 38, 41, 82, 247, 494, 533, 779, 1066, 1558, 10127, 19801, 20254, 39602, 257413, 376219, 514826, 752438, 811841, 1623682, 4890847, 9781694, 10553933, 15424979, 21107866, 30849958, 200524727, 401049454]

約数ペア:

[(1, 401049454), (2, 200524727), (13, 30849958), (19, 21107866), (26, 15424979), (38, 10553933), (41, 9781694), (82, 4890847), (247, 1623682), (494, 811841), (533, 752438), (779, 514826), (1066, 376219), (1558, 257413), (10127, 39602), (19801, 20254)]