1395160208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{216371}}^1$

素因数の和:216423

約数の個数: 40

約数和(自身を含む): 3004974336

約数和(自身を除く): 1609814128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 216371, 432742, 865484, 1730968, 2812823, 3461936, 5625646, 6707501, 11251292, 13415002, 22502584, 26830004, 45005168, 53660008, 87197513, 107320016, 174395026, 348790052, 697580104, 1395160208]

約数ペア:

[(1, 1395160208), (2, 697580104), (4, 348790052), (8, 174395026), (13, 107320016), (16, 87197513), (26, 53660008), (31, 45005168), (52, 26830004), (62, 22502584), (104, 13415002), (124, 11251292), (208, 6707501), (248, 5625646), (403, 3461936), (496, 2812823), (806, 1730968), (1612, 865484), (3224, 432742), (6448, 216371)]