220120215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{56659}}^1$

素因数の和:56711

約数の個数: 32

約数和(自身を含む): 413391360

約数和(自身を除く): 193271145

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 56659, 169977, 283295, 396613, 849885, 1189839, 1983065, 2096383, 5949195, 6289149, 10481915, 14674681, 31445745, 44024043, 73373405, 220120215]

約数ペア:

[(1, 220120215), (3, 73373405), (5, 44024043), (7, 31445745), (15, 14674681), (21, 10481915), (35, 6289149), (37, 5949195), (105, 2096383), (111, 1983065), (185, 1189839), (259, 849885), (555, 396613), (777, 283295), (1295, 169977), (3885, 56659)]