217631736

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{61687}}^1$

素因数の和:61713

約数の個数: 72

約数和(自身を含む): 685662120

約数和(自身を除く): 468030384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 61687, 123374, 185061, 246748, 370122, 431809, 493496, 555183, 740244, 863618, 1110366, 1295427, 1480488, 1727236, 2220732, 2590854, 3022663, 3454472, 3886281, 4441464, 5181708, 6045326, 7772562, 9067989, 10363416, 12090652, 15545124, 18135978, 24181304, 27203967, 31090248, 36271956, 54407934, 72543912, 108815868, 217631736]

約数ペア:

[(1, 217631736), (2, 108815868), (3, 72543912), (4, 54407934), (6, 36271956), (7, 31090248), (8, 27203967), (9, 24181304), (12, 18135978), (14, 15545124), (18, 12090652), (21, 10363416), (24, 9067989), (28, 7772562), (36, 6045326), (42, 5181708), (49, 4441464), (56, 3886281), (63, 3454472), (72, 3022663), (84, 2590854), (98, 2220732), (126, 1727236), (147, 1480488), (168, 1295427), (196, 1110366), (252, 863618), (294, 740244), (392, 555183), (441, 493496), (504, 431809), (588, 370122), (882, 246748), (1176, 185061), (1764, 123374), (3528, 61687)]