421686

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:170

約数の個数: 40

約数和(自身を含む): 1001880

約数和(自身を除く): 580194

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 137, 162, 171, 274, 342, 411, 513, 822, 1026, 1233, 1539, 2466, 2603, 3078, 3699, 5206, 7398, 7809, 11097, 15618, 22194, 23427, 46854, 70281, 140562, 210843, 421686]

約数ペア:

[(1, 421686), (2, 210843), (3, 140562), (6, 70281), (9, 46854), (18, 23427), (19, 22194), (27, 15618), (38, 11097), (54, 7809), (57, 7398), (81, 5206), (114, 3699), (137, 3078), (162, 2603), (171, 2466), (274, 1539), (342, 1233), (411, 1026), (513, 822)]