81620946

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:469

約数の個数: 80

約数和(自身を含む): 201456288

約数和(自身を除く): 119835342

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 163, 198, 281, 297, 326, 489, 562, 594, 843, 891, 978, 1467, 1686, 1782, 1793, 2529, 2934, 3091, 3586, 4401, 5058, 5379, 6182, 7587, 8802, 9273, 10758, 13203, 15174, 16137, 18546, 22761, 26406, 27819, 32274, 45522, 45803, 48411, 55638, 83457, 91606, 96822, 137409, 145233, 166914, 250371, 274818, 290466, 412227, 500742, 503833, 824454, 1007666, 1236681, 1511499, 2473362, 3022998, 3710043, 4534497, 7420086, 9068994, 13603491, 27206982, 40810473, 81620946]

約数ペア:

[(1, 81620946), (2, 40810473), (3, 27206982), (6, 13603491), (9, 9068994), (11, 7420086), (18, 4534497), (22, 3710043), (27, 3022998), (33, 2473362), (54, 1511499), (66, 1236681), (81, 1007666), (99, 824454), (162, 503833), (163, 500742), (198, 412227), (281, 290466), (297, 274818), (326, 250371), (489, 166914), (562, 145233), (594, 137409), (843, 96822), (891, 91606), (978, 83457), (1467, 55638), (1686, 48411), (1782, 45803), (1793, 45522), (2529, 32274), (2934, 27819), (3091, 26406), (3586, 22761), (4401, 18546), (5058, 16137), (5379, 15174), (6182, 13203), (7587, 10758), (8802, 9273)]