221736195

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{69401}}^1$

素因数の和:69483

約数の個数: 24

約数和(自身を含む): 389761632

約数和(自身を除く): 168025437

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 69401, 208203, 347005, 624609, 1041015, 3123045, 4927471, 14782413, 24637355, 44347239, 73912065, 221736195]

約数ペア:

[(1, 221736195), (3, 73912065), (5, 44347239), (9, 24637355), (15, 14782413), (45, 4927471), (71, 3123045), (213, 1041015), (355, 624609), (639, 347005), (1065, 208203), (3195, 69401)]