219483572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{30983}}^1$

素因数の和:31028

約数の個数: 48

約数和(自身を含む): 499709952

約数和(自身を除く): 280226380

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 30983, 61966, 123932, 216881, 340813, 433762, 681626, 712609, 867524, 1363252, 1425218, 2385691, 2850436, 4771382, 4988263, 7838699, 9542764, 9976526, 15677398, 19953052, 31354796, 54870893, 109741786, 219483572]

約数ペア:

[(1, 219483572), (2, 109741786), (4, 54870893), (7, 31354796), (11, 19953052), (14, 15677398), (22, 9976526), (23, 9542764), (28, 7838699), (44, 4988263), (46, 4771382), (77, 2850436), (92, 2385691), (154, 1425218), (161, 1363252), (253, 867524), (308, 712609), (322, 681626), (506, 433762), (644, 340813), (1012, 216881), (1771, 123932), (3542, 61966), (7084, 30983)]