216702955

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{593}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 304850304

約数和(自身を除く): 88147349

約数列:

[1, 5, 7, 35, 53, 197, 265, 371, 593, 985, 1379, 1855, 2965, 4151, 6895, 10441, 20755, 31429, 52205, 73087, 116821, 157145, 220003, 365435, 584105, 817747, 1100015, 4088735, 6191513, 30957565, 43340591, 216702955]

約数ペア:

[(1, 216702955), (5, 43340591), (7, 30957565), (35, 6191513), (53, 4088735), (197, 1100015), (265, 817747), (371, 584105), (593, 365435), (985, 220003), (1379, 157145), (1855, 116821), (2965, 73087), (4151, 52205), (6895, 31429), (10441, 20755)]