13981539

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 23189760

約数和(自身を除く): 9208221

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 109, 143, 169, 253, 299, 327, 429, 507, 759, 897, 1199, 1417, 1859, 2507, 3289, 3597, 3887, 4251, 5577, 7521, 9867, 11661, 15587, 18421, 27577, 32591, 42757, 46761, 55263, 82731, 97773, 128271, 202631, 358501, 423683, 607893, 1075503, 1271049, 4660513, 13981539]

約数ペア:

[(1, 13981539), (3, 4660513), (11, 1271049), (13, 1075503), (23, 607893), (33, 423683), (39, 358501), (69, 202631), (109, 128271), (143, 97773), (169, 82731), (253, 55263), (299, 46761), (327, 42757), (429, 32591), (507, 27577), (759, 18421), (897, 15587), (1199, 11661), (1417, 9867), (1859, 7521), (2507, 5577), (3289, 4251), (3597, 3887)]