218024961

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 372588480

約数和(自身を除く): 154563519

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 109, 147, 231, 327, 539, 763, 1199, 1237, 1617, 2289, 3597, 3711, 5341, 8393, 8659, 13607, 16023, 25179, 25977, 40821, 58751, 60613, 95249, 134833, 176253, 181839, 285747, 404499, 666743, 943831, 1483163, 2000229, 2831493, 4449489, 6606817, 10382141, 19820451, 31146423, 72674987, 218024961]

約数ペア:

[(1, 218024961), (3, 72674987), (7, 31146423), (11, 19820451), (21, 10382141), (33, 6606817), (49, 4449489), (77, 2831493), (109, 2000229), (147, 1483163), (231, 943831), (327, 666743), (539, 404499), (763, 285747), (1199, 181839), (1237, 176253), (1617, 134833), (2289, 95249), (3597, 60613), (3711, 58751), (5341, 40821), (8393, 25977), (8659, 25179), (13607, 16023)]