198930645

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{29669}}^1$

素因数の和:29829

約数の個数: 24

約数和(自身を含む): 347139000

約数和(自身を除く): 148208355

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 29669, 89007, 148345, 267021, 445035, 1335105, 4420681, 13262043, 22103405, 39786129, 66310215, 198930645]

約数ペア:

[(1, 198930645), (3, 66310215), (5, 39786129), (9, 22103405), (15, 13262043), (45, 4420681), (149, 1335105), (447, 445035), (745, 267021), (1341, 148345), (2235, 89007), (6705, 29669)]