243941445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 472058496

約数和(自身を除く): 228117051

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 121, 165, 213, 355, 363, 495, 605, 631, 639, 781, 1065, 1089, 1815, 1893, 2343, 3155, 3195, 3905, 5445, 5679, 6941, 7029, 8591, 9465, 11715, 20823, 25773, 28395, 34705, 35145, 42955, 44801, 62469, 76351, 77319, 104115, 128865, 134403, 224005, 229053, 312345, 381755, 386595, 403209, 492811, 672015, 687159, 1145265, 1478433, 2016045, 2464055, 3435795, 4435299, 5420921, 7392165, 16262763, 22176495, 27104605, 48788289, 81313815, 243941445]

約数ペア:

[(1, 243941445), (3, 81313815), (5, 48788289), (9, 27104605), (11, 22176495), (15, 16262763), (33, 7392165), (45, 5420921), (55, 4435299), (71, 3435795), (99, 2464055), (121, 2016045), (165, 1478433), (213, 1145265), (355, 687159), (363, 672015), (495, 492811), (605, 403209), (631, 386595), (639, 381755), (781, 312345), (1065, 229053), (1089, 224005), (1815, 134403), (1893, 128865), (2343, 104115), (3155, 77319), (3195, 76351), (3905, 62469), (5445, 44801), (5679, 42955), (6941, 35145), (7029, 34705), (8591, 28395), (9465, 25773), (11715, 20823)]