221596145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2741}}^1$

素因数の和:2825

約数の個数: 32

約数和(自身を含む): 300084480

約数和(自身を除く): 78488335

約数列:

[1, 5, 19, 23, 37, 95, 115, 185, 437, 703, 851, 2185, 2741, 3515, 4255, 13705, 16169, 52079, 63043, 80845, 101417, 260395, 315215, 507085, 1197817, 1926923, 2332591, 5989085, 9634615, 11662955, 44319229, 221596145]

約数ペア:

[(1, 221596145), (5, 44319229), (19, 11662955), (23, 9634615), (37, 5989085), (95, 2332591), (115, 1926923), (185, 1197817), (437, 507085), (703, 315215), (851, 260395), (2185, 101417), (2741, 80845), (3515, 63043), (4255, 52079), (13705, 16169)]