220170231

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:593

約数の個数: 40

約数和(自身を含む): 339001344

約数和(自身を除く): 118831113

約数列:

[1, 3, 9, 27, 47, 81, 141, 151, 383, 423, 453, 1149, 1269, 1359, 3447, 3807, 4077, 7097, 10341, 12231, 18001, 21291, 31023, 54003, 57833, 63873, 162009, 173499, 191619, 486027, 520497, 574857, 1458081, 1561491, 2718151, 4684473, 8154453, 24463359, 73390077, 220170231]

約数ペア:

[(1, 220170231), (3, 73390077), (9, 24463359), (27, 8154453), (47, 4684473), (81, 2718151), (141, 1561491), (151, 1458081), (383, 574857), (423, 520497), (453, 486027), (1149, 191619), (1269, 173499), (1359, 162009), (3447, 63873), (3807, 57833), (4077, 54003), (7097, 31023), (10341, 21291), (12231, 18001)]