28021356

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 80371200

約数和(自身を除く): 52349844

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 103, 108, 132, 198, 206, 229, 297, 309, 396, 412, 458, 594, 618, 687, 916, 927, 1133, 1188, 1236, 1374, 1854, 2061, 2266, 2519, 2748, 2781, 3399, 3708, 4122, 4532, 5038, 5562, 6183, 6798, 7557, 8244, 10076, 10197, 11124, 12366, 13596, 15114, 20394, 22671, 23587, 24732, 30228, 30591, 40788, 45342, 47174, 61182, 68013, 70761, 90684, 94348, 122364, 136026, 141522, 212283, 259457, 272052, 283044, 424566, 518914, 636849, 778371, 849132, 1037828, 1273698, 1556742, 2335113, 2547396, 3113484, 4670226, 7005339, 9340452, 14010678, 28021356]

約数ペア:

[(1, 28021356), (2, 14010678), (3, 9340452), (4, 7005339), (6, 4670226), (9, 3113484), (11, 2547396), (12, 2335113), (18, 1556742), (22, 1273698), (27, 1037828), (33, 849132), (36, 778371), (44, 636849), (54, 518914), (66, 424566), (99, 283044), (103, 272052), (108, 259457), (132, 212283), (198, 141522), (206, 136026), (229, 122364), (297, 94348), (309, 90684), (396, 70761), (412, 68013), (458, 61182), (594, 47174), (618, 45342), (687, 40788), (916, 30591), (927, 30228), (1133, 24732), (1188, 23587), (1236, 22671), (1374, 20394), (1854, 15114), (2061, 13596), (2266, 12366), (2519, 11124), (2748, 10197), (2781, 10076), (3399, 8244), (3708, 7557), (4122, 6798), (4532, 6183), (5038, 5562)]