81491252

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{1511}}^1$

素因数の和:1751

約数の個数: 24

約数和(自身を含む): 145212480

約数和(自身を除く): 63721228

約数列:

[1, 2, 4, 97, 139, 194, 278, 388, 556, 1511, 3022, 6044, 13483, 26966, 53932, 146567, 210029, 293134, 420058, 586268, 840116, 20372813, 40745626, 81491252]

約数ペア:

[(1, 81491252), (2, 40745626), (4, 20372813), (97, 840116), (139, 586268), (194, 420058), (278, 293134), (388, 210029), (556, 146567), (1511, 53932), (3022, 26966), (6044, 13483)]