16401438

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 37458720

約数和(自身を除く): 21057282

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 173, 207, 229, 346, 414, 458, 519, 687, 1038, 1374, 1557, 2061, 3114, 3979, 4122, 5267, 7958, 10534, 11937, 15801, 23874, 31602, 35811, 39617, 47403, 71622, 79234, 94806, 118851, 237702, 356553, 713106, 911191, 1822382, 2733573, 5467146, 8200719, 16401438]

約数ペア:

[(1, 16401438), (2, 8200719), (3, 5467146), (6, 2733573), (9, 1822382), (18, 911191), (23, 713106), (46, 356553), (69, 237702), (138, 118851), (173, 94806), (207, 79234), (229, 71622), (346, 47403), (414, 39617), (458, 35811), (519, 31602), (687, 23874), (1038, 15801), (1374, 11937), (1557, 10534), (2061, 7958), (3114, 5267), (3979, 4122)]