16990890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{80909}}^1$

素因数の和:80926

約数の個数: 32

約数和(自身を含む): 46604160

約数和(自身を除く): 29613270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 80909, 161818, 242727, 404545, 485454, 566363, 809090, 1132726, 1213635, 1699089, 2427270, 2831815, 3398178, 5663630, 8495445, 16990890]

約数ペア:

[(1, 16990890), (2, 8495445), (3, 5663630), (5, 3398178), (6, 2831815), (7, 2427270), (10, 1699089), (14, 1213635), (15, 1132726), (21, 809090), (30, 566363), (35, 485454), (42, 404545), (70, 242727), (105, 161818), (210, 80909)]