29815821

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12791}}^1$

素因数の和:12841

約数の個数: 24

約数和(自身を含む): 50553984

約数和(自身を除く): 20738163

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 12791, 38373, 89537, 115119, 268611, 473267, 805833, 1419801, 3312869, 4259403, 9938607, 29815821]

約数ペア:

[(1, 29815821), (3, 9938607), (7, 4259403), (9, 3312869), (21, 1419801), (37, 805833), (63, 473267), (111, 268611), (259, 115119), (333, 89537), (777, 38373), (2331, 12791)]