280800466

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 442298880

約数和(自身を除く): 161498414

約数列:

[1, 2, 47, 53, 94, 106, 157, 314, 359, 718, 2491, 4982, 7379, 8321, 14758, 16642, 16873, 19027, 33746, 38054, 56363, 112726, 391087, 782174, 894269, 1788538, 2649061, 2987239, 5298122, 5974478, 140400233, 280800466]

約数ペア:

[(1, 280800466), (2, 140400233), (47, 5974478), (53, 5298122), (94, 2987239), (106, 2649061), (157, 1788538), (314, 894269), (359, 782174), (718, 391087), (2491, 112726), (4982, 56363), (7379, 38054), (8321, 33746), (14758, 19027), (16642, 16873)]