428052149

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 528493056

約数和(自身を除く): 100440907

約数列:

[1, 7, 23, 37, 161, 181, 259, 397, 851, 1267, 2779, 4163, 5957, 6697, 9131, 14689, 29141, 46879, 63917, 71857, 102823, 154031, 337847, 502999, 1078217, 1652711, 2364929, 2658709, 11568977, 18610963, 61150307, 428052149]

約数ペア:

[(1, 428052149), (7, 61150307), (23, 18610963), (37, 11568977), (161, 2658709), (181, 2364929), (259, 1652711), (397, 1078217), (851, 502999), (1267, 337847), (2779, 154031), (4163, 102823), (5957, 71857), (6697, 63917), (9131, 46879), (14689, 29141)]