200912829

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1213}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 300217344

約数和(自身を除く): 99304515

約数列:

[1, 3, 13, 31, 39, 93, 137, 403, 411, 1209, 1213, 1781, 3639, 4247, 5343, 12741, 15769, 37603, 47307, 55211, 112809, 165633, 166181, 488839, 498543, 1466517, 2160353, 5151611, 6481059, 15454833, 66970943, 200912829]

約数ペア:

[(1, 200912829), (3, 66970943), (13, 15454833), (31, 6481059), (39, 5151611), (93, 2160353), (137, 1466517), (403, 498543), (411, 488839), (1209, 166181), (1213, 165633), (1781, 112809), (3639, 55211), (4247, 47307), (5343, 37603), (12741, 15769)]