11991990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6553}}^1$

素因数の和:6624

約数の個数: 32

約数和(自身を含む): 29257056

約数和(自身を除く): 17265066

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 6553, 13106, 19659, 32765, 39318, 65530, 98295, 196590, 399733, 799466, 1199199, 1998665, 2398398, 3997330, 5995995, 11991990]

約数ペア:

[(1, 11991990), (2, 5995995), (3, 3997330), (5, 2398398), (6, 1998665), (10, 1199199), (15, 799466), (30, 399733), (61, 196590), (122, 98295), (183, 65530), (305, 39318), (366, 32765), (610, 19659), (915, 13106), (1830, 6553)]