1660221498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{269429}}^1$

素因数の和:269526

約数の個数: 32

約数和(自身を含む): 3621139200

約数和(自身を除く): 1960917702

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 6162, 269429, 538858, 808287, 1616574, 3502577, 7005154, 10507731, 21015462, 21284891, 42569782, 63854673, 127709346, 276703583, 553407166, 830110749, 1660221498]

約数ペア:

[(1, 1660221498), (2, 830110749), (3, 553407166), (6, 276703583), (13, 127709346), (26, 63854673), (39, 42569782), (78, 21284891), (79, 21015462), (158, 10507731), (237, 7005154), (474, 3502577), (1027, 1616574), (2054, 808287), (3081, 538858), (6162, 269429)]