201919465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 273030912

約数和(自身を除く): 71111447

約数列:

[1, 5, 11, 41, 55, 151, 205, 451, 593, 755, 1661, 2255, 2965, 6191, 6523, 8305, 24313, 30955, 32615, 68101, 89543, 121565, 267443, 340505, 447715, 984973, 1337215, 3671263, 4924865, 18356315, 40383893, 201919465]

約数ペア:

[(1, 201919465), (5, 40383893), (11, 18356315), (41, 4924865), (55, 3671263), (151, 1337215), (205, 984973), (451, 447715), (593, 340505), (755, 267443), (1661, 121565), (2255, 89543), (2965, 68101), (6191, 32615), (6523, 30955), (8305, 24313)]