897560456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{454231}}^1$

素因数の和:454269

約数の個数: 32

約数和(自身を含む): 1907774400

約数和(自身を除く): 1010213944

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 454231, 908462, 1816924, 3633848, 5905003, 8630389, 11810006, 17260778, 23620012, 34521556, 47240024, 69043112, 112195057, 224390114, 448780228, 897560456]

約数ペア:

[(1, 897560456), (2, 448780228), (4, 224390114), (8, 112195057), (13, 69043112), (19, 47240024), (26, 34521556), (38, 23620012), (52, 17260778), (76, 11810006), (104, 8630389), (152, 5905003), (247, 3633848), (494, 1816924), (988, 908462), (1976, 454231)]