218887947

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 331407360

約数和(自身を除く): 112519413

約数列:

[1, 3, 9, 27, 61, 183, 347, 383, 549, 1041, 1149, 1647, 3123, 3447, 9369, 10341, 21167, 23363, 63501, 70089, 132901, 190503, 210267, 398703, 571509, 630801, 1196109, 3588327, 8106961, 24320883, 72962649, 218887947]

約数ペア:

[(1, 218887947), (3, 72962649), (9, 24320883), (27, 8106961), (61, 3588327), (183, 1196109), (347, 630801), (383, 571509), (549, 398703), (1041, 210267), (1149, 190503), (1647, 132901), (3123, 70089), (3447, 63501), (9369, 23363), (10341, 21167)]