212181569316

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1907}}^1\times {\mathrm{23593}}^1$

素因数の和:25641

約数の個数: 72

約数和(自身を含む): 540748432224

約数和(自身を除く): 328566862908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 1907, 2358, 3814, 4716, 5721, 7628, 11442, 17163, 22884, 23593, 34326, 47186, 68652, 70779, 94372, 141558, 212337, 249817, 283116, 424674, 499634, 749451, 849348, 999268, 1498902, 2248353, 2997804, 3090683, 4496706, 6181366, 8993412, 9272049, 12362732, 18544098, 27816147, 37088196, 44991851, 55632294, 89983702, 111264588, 134975553, 179967404, 269951106, 404926659, 539902212, 809853318, 1619706636, 5893932481, 11787864962, 17681797443, 23575729924, 35363594886, 53045392329, 70727189772, 106090784658, 212181569316]

約数ペア:

[(1, 212181569316), (2, 106090784658), (3, 70727189772), (4, 53045392329), (6, 35363594886), (9, 23575729924), (12, 17681797443), (18, 11787864962), (36, 5893932481), (131, 1619706636), (262, 809853318), (393, 539902212), (524, 404926659), (786, 269951106), (1179, 179967404), (1572, 134975553), (1907, 111264588), (2358, 89983702), (3814, 55632294), (4716, 44991851), (5721, 37088196), (7628, 27816147), (11442, 18544098), (17163, 12362732), (22884, 9272049), (23593, 8993412), (34326, 6181366), (47186, 4496706), (68652, 3090683), (70779, 2997804), (94372, 2248353), (141558, 1498902), (212337, 999268), (249817, 849348), (283116, 749451), (424674, 499634)]