22815585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 43627584

約数和(自身を除く): 20811999

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 907, 1677, 1935, 2721, 2795, 4535, 5031, 8163, 8385, 11791, 13605, 25155, 35373, 39001, 40815, 58955, 106119, 117003, 176865, 195005, 351009, 507013, 530595, 585015, 1521039, 1755045, 2535065, 4563117, 7605195, 22815585]

約数ペア:

[(1, 22815585), (3, 7605195), (5, 4563117), (9, 2535065), (13, 1755045), (15, 1521039), (39, 585015), (43, 530595), (45, 507013), (65, 351009), (117, 195005), (129, 176865), (195, 117003), (215, 106119), (387, 58955), (559, 40815), (585, 39001), (645, 35373), (907, 25155), (1677, 13605), (1935, 11791), (2721, 8385), (2795, 8163), (4535, 5031)]