198432845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 269063424

約数和(自身を除く): 70630579

約数列:

[1, 5, 13, 23, 65, 115, 299, 331, 401, 1495, 1655, 2005, 4303, 5213, 7613, 9223, 21515, 26065, 38065, 46115, 98969, 119899, 132731, 494845, 599495, 663655, 1725503, 3052813, 8627515, 15264065, 39686569, 198432845]

約数ペア:

[(1, 198432845), (5, 39686569), (13, 15264065), (23, 8627515), (65, 3052813), (115, 1725503), (299, 663655), (331, 599495), (401, 494845), (1495, 132731), (1655, 119899), (2005, 98969), (4303, 46115), (5213, 38065), (7613, 26065), (9223, 21515)]