281631312

素因数分解:

$2^4\times 3^2\times {\mathrm{1955773}}^1$

素因数の和:1955787

約数の個数: 30

約数和(自身を含む): 788176922

約数和(自身を除く): 506545610

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1955773, 3911546, 5867319, 7823092, 11734638, 15646184, 17601957, 23469276, 31292368, 35203914, 46938552, 70407828, 93877104, 140815656, 281631312]

約数ペア:

[(1, 281631312), (2, 140815656), (3, 93877104), (4, 70407828), (6, 46938552), (8, 35203914), (9, 31292368), (12, 23469276), (16, 17601957), (18, 15646184), (24, 11734638), (36, 7823092), (48, 5867319), (72, 3911546), (144, 1955773)]