199459764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2281}}^1$

素因数の和:2645

約数の個数: 72

約数和(自身を含む): 578131008

約数和(自身を除く): 378671244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 1041, 1388, 2082, 2281, 2429, 3123, 4164, 4562, 4858, 6246, 6843, 7287, 9124, 9716, 12492, 13686, 14574, 15967, 20529, 21861, 27372, 29148, 31934, 41058, 43722, 47901, 63868, 82116, 87444, 95802, 143703, 191604, 287406, 574812, 791507, 1583014, 2374521, 3166028, 4749042, 5540549, 7123563, 9498084, 11081098, 14247126, 16621647, 22162196, 28494252, 33243294, 49864941, 66486588, 99729882, 199459764]

約数ペア:

[(1, 199459764), (2, 99729882), (3, 66486588), (4, 49864941), (6, 33243294), (7, 28494252), (9, 22162196), (12, 16621647), (14, 14247126), (18, 11081098), (21, 9498084), (28, 7123563), (36, 5540549), (42, 4749042), (63, 3166028), (84, 2374521), (126, 1583014), (252, 791507), (347, 574812), (694, 287406), (1041, 191604), (1388, 143703), (2082, 95802), (2281, 87444), (2429, 82116), (3123, 63868), (4164, 47901), (4562, 43722), (4858, 41058), (6246, 31934), (6843, 29148), (7287, 27372), (9124, 21861), (9716, 20529), (12492, 15967), (13686, 14574)]