285516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 908544

約数和(自身を除く): 623028

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 103, 126, 132, 154, 198, 206, 231, 252, 308, 309, 396, 412, 462, 618, 693, 721, 924, 927, 1133, 1236, 1386, 1442, 1854, 2163, 2266, 2772, 2884, 3399, 3708, 4326, 4532, 6489, 6798, 7931, 8652, 10197, 12978, 13596, 15862, 20394, 23793, 25956, 31724, 40788, 47586, 71379, 95172, 142758, 285516]

約数ペア:

[(1, 285516), (2, 142758), (3, 95172), (4, 71379), (6, 47586), (7, 40788), (9, 31724), (11, 25956), (12, 23793), (14, 20394), (18, 15862), (21, 13596), (22, 12978), (28, 10197), (33, 8652), (36, 7931), (42, 6798), (44, 6489), (63, 4532), (66, 4326), (77, 3708), (84, 3399), (99, 2884), (103, 2772), (126, 2266), (132, 2163), (154, 1854), (198, 1442), (206, 1386), (231, 1236), (252, 1133), (308, 927), (309, 924), (396, 721), (412, 693), (462, 618)]