16616465

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 5501935

約数列:

[1, 5, 23, 31, 59, 79, 115, 155, 295, 395, 713, 1357, 1817, 1829, 2449, 3565, 4661, 6785, 9085, 9145, 12245, 23305, 42067, 56327, 107203, 144491, 210335, 281635, 536015, 722455, 3323293, 16616465]

約数ペア:

[(1, 16616465), (5, 3323293), (23, 722455), (31, 536015), (59, 281635), (79, 210335), (115, 144491), (155, 107203), (295, 56327), (395, 42067), (713, 23305), (1357, 12245), (1817, 9145), (1829, 9085), (2449, 6785), (3565, 4661)]