258156693

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2027}}^1$

素因数の和:2178

約数の個数: 32

約数和(自身を含む): 394243200

約数和(自身を除く): 136086507

約数列:

[1, 3, 9, 27, 53, 89, 159, 267, 477, 801, 1431, 2027, 2403, 4717, 6081, 14151, 18243, 42453, 54729, 107431, 127359, 180403, 322293, 541209, 966879, 1623627, 2900637, 4870881, 9561359, 28684077, 86052231, 258156693]

約数ペア:

[(1, 258156693), (3, 86052231), (9, 28684077), (27, 9561359), (53, 4870881), (89, 2900637), (159, 1623627), (267, 966879), (477, 541209), (801, 322293), (1431, 180403), (2027, 127359), (2403, 107431), (4717, 54729), (6081, 42453), (14151, 18243)]