278380508

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2447}}^1$

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 592220160

約数和(自身を除く): 313839652

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 239, 476, 478, 956, 1673, 2447, 3346, 4063, 4894, 6692, 8126, 9788, 16252, 17129, 28441, 34258, 41599, 56882, 68516, 83198, 113764, 166396, 291193, 582386, 584833, 1164772, 1169666, 2339332, 4093831, 8187662, 9942161, 16375324, 19884322, 39768644, 69595127, 139190254, 278380508]

約数ペア:

[(1, 278380508), (2, 139190254), (4, 69595127), (7, 39768644), (14, 19884322), (17, 16375324), (28, 9942161), (34, 8187662), (68, 4093831), (119, 2339332), (238, 1169666), (239, 1164772), (476, 584833), (478, 582386), (956, 291193), (1673, 166396), (2447, 113764), (3346, 83198), (4063, 68516), (4894, 56882), (6692, 41599), (8126, 34258), (9788, 28441), (16252, 17129)]