291219368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{54251}}^1$

素因数の和:54329

約数の個数: 32

約数和(自身を含む): 605452320

約数和(自身を除く): 314232952

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 54251, 108502, 217004, 434008, 596761, 1193522, 2387044, 3309311, 4774088, 6618622, 13237244, 26474488, 36402421, 72804842, 145609684, 291219368]

約数ペア:

[(1, 291219368), (2, 145609684), (4, 72804842), (8, 36402421), (11, 26474488), (22, 13237244), (44, 6618622), (61, 4774088), (88, 3309311), (122, 2387044), (244, 1193522), (488, 596761), (671, 434008), (1342, 217004), (2684, 108502), (5368, 54251)]