858009345

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1\times {\mathrm{647}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 1384750080

約数和(自身を除く): 526740735

約数列:

[1, 3, 5, 15, 211, 419, 633, 647, 1055, 1257, 1941, 2095, 3165, 3235, 6285, 9705, 88409, 136517, 265227, 271093, 409551, 442045, 682585, 813279, 1326135, 1355465, 2047755, 4066395, 57200623, 171601869, 286003115, 858009345]

約数ペア:

[(1, 858009345), (3, 286003115), (5, 171601869), (15, 57200623), (211, 4066395), (419, 2047755), (633, 1355465), (647, 1326135), (1055, 813279), (1257, 682585), (1941, 442045), (2095, 409551), (3165, 271093), (3235, 265227), (6285, 136517), (9705, 88409)]