31689288

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6199}}^1$

素因数の和:6282

約数の個数: 48

約数和(自身を含む): 87048000

約数和(自身を除く): 55358712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 6199, 12398, 18597, 24796, 37194, 49592, 55791, 74388, 111582, 148776, 223164, 440129, 446328, 880258, 1320387, 1760516, 2640774, 3521032, 3961161, 5281548, 7922322, 10563096, 15844644, 31689288]

約数ペア:

[(1, 31689288), (2, 15844644), (3, 10563096), (4, 7922322), (6, 5281548), (8, 3961161), (9, 3521032), (12, 2640774), (18, 1760516), (24, 1320387), (36, 880258), (71, 446328), (72, 440129), (142, 223164), (213, 148776), (284, 111582), (426, 74388), (568, 55791), (639, 49592), (852, 37194), (1278, 24796), (1704, 18597), (2556, 12398), (5112, 6199)]