28168488

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 81900000

約数和(自身を除く): 53731512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 59, 72, 76, 114, 118, 152, 171, 177, 228, 236, 342, 349, 354, 456, 472, 531, 684, 698, 708, 1047, 1062, 1121, 1368, 1396, 1416, 2094, 2124, 2242, 2792, 3141, 3363, 4188, 4248, 4484, 6282, 6631, 6726, 8376, 8968, 10089, 12564, 13262, 13452, 19893, 20178, 20591, 25128, 26524, 26904, 39786, 40356, 41182, 53048, 59679, 61773, 79572, 80712, 82364, 119358, 123546, 159144, 164728, 185319, 238716, 247092, 370638, 391229, 477432, 494184, 741276, 782458, 1173687, 1482552, 1564916, 2347374, 3129832, 3521061, 4694748, 7042122, 9389496, 14084244, 28168488]

約数ペア:

[(1, 28168488), (2, 14084244), (3, 9389496), (4, 7042122), (6, 4694748), (8, 3521061), (9, 3129832), (12, 2347374), (18, 1564916), (19, 1482552), (24, 1173687), (36, 782458), (38, 741276), (57, 494184), (59, 477432), (72, 391229), (76, 370638), (114, 247092), (118, 238716), (152, 185319), (171, 164728), (177, 159144), (228, 123546), (236, 119358), (342, 82364), (349, 80712), (354, 79572), (456, 61773), (472, 59679), (531, 53048), (684, 41182), (698, 40356), (708, 39786), (1047, 26904), (1062, 26524), (1121, 25128), (1368, 20591), (1396, 20178), (1416, 19893), (2094, 13452), (2124, 13262), (2242, 12564), (2792, 10089), (3141, 8968), (3363, 8376), (4188, 6726), (4248, 6631), (4484, 6282)]