1811804967

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{1523}}^1$

素因数の和:2380

約数の個数: 48

約数和(自身を含む): 3126809088

約数和(自身を除く): 1315004121

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 821, 1449, 1523, 2463, 4569, 5747, 7389, 10661, 13707, 17241, 18883, 31983, 35029, 51723, 56649, 95949, 105087, 132181, 169947, 245203, 315261, 396543, 735609, 1189629, 1250383, 2206827, 3751149, 8752681, 11253447, 26258043, 28758809, 78774129, 86276427, 201311663, 258829281, 603934989, 1811804967]

約数ペア:

[(1, 1811804967), (3, 603934989), (7, 258829281), (9, 201311663), (21, 86276427), (23, 78774129), (63, 28758809), (69, 26258043), (161, 11253447), (207, 8752681), (483, 3751149), (821, 2206827), (1449, 1250383), (1523, 1189629), (2463, 735609), (4569, 396543), (5747, 315261), (7389, 245203), (10661, 169947), (13707, 132181), (17241, 105087), (18883, 95949), (31983, 56649), (35029, 51723)]