5637681

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:243

約数の個数: 40

約数和(自身を含む): 9842624

約数和(自身を除く): 4204943

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 163, 183, 189, 427, 489, 549, 567, 1141, 1281, 1467, 1647, 3423, 3843, 4401, 4941, 9943, 10269, 11529, 13203, 29829, 30807, 34587, 69601, 89487, 92421, 208803, 268461, 626409, 805383, 1879227, 5637681]

約数ペア:

[(1, 5637681), (3, 1879227), (7, 805383), (9, 626409), (21, 268461), (27, 208803), (61, 92421), (63, 89487), (81, 69601), (163, 34587), (183, 30807), (189, 29829), (427, 13203), (489, 11529), (549, 10269), (567, 9943), (1141, 4941), (1281, 4401), (1467, 3843), (1647, 3423)]