190419515

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 64

約数和(自身を含む): 283336704

約数和(自身を除く): 92917189

約数列:

[1, 5, 11, 13, 31, 55, 65, 71, 121, 143, 155, 341, 355, 403, 605, 715, 781, 923, 1331, 1573, 1705, 2015, 2201, 3751, 3905, 4433, 4615, 6655, 7865, 8591, 10153, 11005, 17303, 18755, 22165, 24211, 28613, 41261, 42955, 48763, 50765, 86515, 94501, 111683, 121055, 143065, 206305, 243815, 266321, 314743, 472505, 536393, 558415, 1228513, 1331605, 1573715, 2681965, 2929531, 3462173, 6142565, 14647655, 17310865, 38083903, 190419515]

約数ペア:

[(1, 190419515), (5, 38083903), (11, 17310865), (13, 14647655), (31, 6142565), (55, 3462173), (65, 2929531), (71, 2681965), (121, 1573715), (143, 1331605), (155, 1228513), (341, 558415), (355, 536393), (403, 472505), (605, 314743), (715, 266321), (781, 243815), (923, 206305), (1331, 143065), (1573, 121055), (1705, 111683), (2015, 94501), (2201, 86515), (3751, 50765), (3905, 48763), (4433, 42955), (4615, 41261), (6655, 28613), (7865, 24211), (8591, 22165), (10153, 18755), (11005, 17303)]