1388793609

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{415931}}^1$

素因数の和:415997

約数の個数: 24

約数和(自身を含む): 2335874112

約数和(自身を除く): 947080503

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 415931, 1247793, 2911517, 3743379, 8734551, 22044343, 26203653, 66133029, 154310401, 198399087, 462931203, 1388793609]

約数ペア:

[(1, 1388793609), (3, 462931203), (7, 198399087), (9, 154310401), (21, 66133029), (53, 26203653), (63, 22044343), (159, 8734551), (371, 3743379), (477, 2911517), (1113, 1247793), (3339, 415931)]