67386921

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 37675479

約数列:

[1, 3, 7, 21, 79, 151, 237, 269, 453, 553, 807, 1057, 1659, 1883, 3171, 5649, 11929, 21251, 35787, 40619, 63753, 83503, 121857, 148757, 250509, 284333, 446271, 852999, 3208901, 9626703, 22462307, 67386921]

約数ペア:

[(1, 67386921), (3, 22462307), (7, 9626703), (21, 3208901), (79, 852999), (151, 446271), (237, 284333), (269, 250509), (453, 148757), (553, 121857), (807, 83503), (1057, 63753), (1659, 40619), (1883, 35787), (3171, 21251), (5649, 11929)]