127947368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{2221}}^1$

素因数の和:2625

約数の個数: 32

約数和(自身を含む): 253308000

約数和(自身を除く): 125360632

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 379, 758, 1516, 2221, 3032, 4442, 7201, 8884, 14402, 17768, 28804, 42199, 57608, 84398, 168796, 337592, 841759, 1683518, 3367036, 6734072, 15993421, 31986842, 63973684, 127947368]

約数ペア:

[(1, 127947368), (2, 63973684), (4, 31986842), (8, 15993421), (19, 6734072), (38, 3367036), (76, 1683518), (152, 841759), (379, 337592), (758, 168796), (1516, 84398), (2221, 57608), (3032, 42199), (4442, 28804), (7201, 17768), (8884, 14402)]