4181919

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 6881280

約数和(自身を除く): 2699361

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 223, 329, 399, 669, 893, 987, 1561, 2679, 4237, 4683, 6251, 10481, 12711, 18753, 29659, 31443, 73367, 88977, 199139, 220101, 597417, 1393973, 4181919]

約数ペア:

[(1, 4181919), (3, 1393973), (7, 597417), (19, 220101), (21, 199139), (47, 88977), (57, 73367), (133, 31443), (141, 29659), (223, 18753), (329, 12711), (399, 10481), (669, 6251), (893, 4683), (987, 4237), (1561, 2679)]