998690421

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 1389472128

約数和(自身を除く): 390781707

約数列:

[1, 3, 37, 111, 131, 173, 393, 397, 519, 1191, 4847, 6401, 14541, 14689, 19203, 22663, 44067, 52007, 67989, 68681, 156021, 206043, 838531, 1924259, 2515593, 2541197, 5772777, 7623591, 8997211, 26991633, 332896807, 998690421]

約数ペア:

[(1, 998690421), (3, 332896807), (37, 26991633), (111, 8997211), (131, 7623591), (173, 5772777), (393, 2541197), (397, 2515593), (519, 1924259), (1191, 838531), (4847, 206043), (6401, 156021), (14541, 68681), (14689, 67989), (19203, 52007), (22663, 44067)]