305655014

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12911}}^1$

素因数の和:13028

約数の個数: 32

約数和(自身を含む): 557798400

約数和(自身を除く): 252143386

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 1246, 1691, 3382, 11837, 12911, 23674, 25822, 90377, 180754, 245309, 490618, 1149079, 1717163, 2298158, 3434326, 8043553, 16087106, 21832501, 43665002, 152827507, 305655014]

約数ペア:

[(1, 305655014), (2, 152827507), (7, 43665002), (14, 21832501), (19, 16087106), (38, 8043553), (89, 3434326), (133, 2298158), (178, 1717163), (266, 1149079), (623, 490618), (1246, 245309), (1691, 180754), (3382, 90377), (11837, 25822), (12911, 23674)]