217636430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{63823}}^1$

素因数の和:63872

約数の個数: 32

約数和(自身を含む): 441151488

約数和(自身を除く): 223515058

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 63823, 127646, 319115, 638230, 702053, 1404106, 1978513, 3510265, 3957026, 7020530, 9892565, 19785130, 21763643, 43527286, 108818215, 217636430]

約数ペア:

[(1, 217636430), (2, 108818215), (5, 43527286), (10, 21763643), (11, 19785130), (22, 9892565), (31, 7020530), (55, 3957026), (62, 3510265), (110, 1978513), (155, 1404106), (310, 702053), (341, 638230), (682, 319115), (1705, 127646), (3410, 63823)]