1321971

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:80

約数の個数: 36

約数和(自身を含む): 2269512

約数和(自身を除く): 947541

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 357, 391, 483, 529, 833, 1127, 1173, 1587, 2499, 2737, 3381, 3703, 8211, 8993, 11109, 19159, 25921, 26979, 57477, 62951, 77763, 188853, 440657, 1321971]

約数ペア:

[(1, 1321971), (3, 440657), (7, 188853), (17, 77763), (21, 62951), (23, 57477), (49, 26979), (51, 25921), (69, 19159), (119, 11109), (147, 8993), (161, 8211), (357, 3703), (391, 3381), (483, 2737), (529, 2499), (833, 1587), (1127, 1173)]