28774116

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{4229}}^1$

素因数の和:4255

約数の個数: 72

約数和(自身を含む): 86224320

約数和(自身を除く): 57450204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 4229, 6804, 8458, 12687, 16916, 25374, 29603, 38061, 50748, 59206, 76122, 88809, 114183, 118412, 152244, 177618, 228366, 266427, 342549, 355236, 456732, 532854, 685098, 799281, 1027647, 1065708, 1370196, 1598562, 2055294, 2397843, 3197124, 4110588, 4795686, 7193529, 9591372, 14387058, 28774116]

約数ペア:

[(1, 28774116), (2, 14387058), (3, 9591372), (4, 7193529), (6, 4795686), (7, 4110588), (9, 3197124), (12, 2397843), (14, 2055294), (18, 1598562), (21, 1370196), (27, 1065708), (28, 1027647), (36, 799281), (42, 685098), (54, 532854), (63, 456732), (81, 355236), (84, 342549), (108, 266427), (126, 228366), (162, 177618), (189, 152244), (243, 118412), (252, 114183), (324, 88809), (378, 76122), (486, 59206), (567, 50748), (756, 38061), (972, 29603), (1134, 25374), (1701, 16916), (2268, 12687), (3402, 8458), (4229, 6804)]