28341012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 77667744

約数和(自身を除く): 49326732

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 157, 196, 294, 307, 314, 471, 588, 614, 628, 921, 942, 1099, 1228, 1842, 1884, 2149, 2198, 3297, 3684, 4298, 4396, 6447, 6594, 7693, 8596, 12894, 13188, 15043, 15386, 23079, 25788, 30086, 30772, 45129, 46158, 48199, 60172, 90258, 92316, 96398, 144597, 180516, 192796, 289194, 337393, 578388, 674786, 1012179, 1349572, 2024358, 2361751, 4048716, 4723502, 7085253, 9447004, 14170506, 28341012]

約数ペア:

[(1, 28341012), (2, 14170506), (3, 9447004), (4, 7085253), (6, 4723502), (7, 4048716), (12, 2361751), (14, 2024358), (21, 1349572), (28, 1012179), (42, 674786), (49, 578388), (84, 337393), (98, 289194), (147, 192796), (157, 180516), (196, 144597), (294, 96398), (307, 92316), (314, 90258), (471, 60172), (588, 48199), (614, 46158), (628, 45129), (921, 30772), (942, 30086), (1099, 25788), (1228, 23079), (1842, 15386), (1884, 15043), (2149, 13188), (2198, 12894), (3297, 8596), (3684, 7693), (4298, 6594), (4396, 6447)]