42787905

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 34626495

約数列:

[1, 3, 5, 15, 19, 29, 31, 57, 87, 93, 95, 145, 155, 167, 285, 435, 465, 501, 551, 589, 835, 899, 1653, 1767, 2505, 2697, 2755, 2945, 3173, 4495, 4843, 5177, 8265, 8835, 9519, 13485, 14529, 15531, 15865, 17081, 24215, 25885, 47595, 51243, 72645, 77655, 85405, 92017, 98363, 150133, 256215, 276051, 295089, 450399, 460085, 491815, 750665, 1380255, 1475445, 2251995, 2852527, 8557581, 14262635, 42787905]

約数ペア:

[(1, 42787905), (3, 14262635), (5, 8557581), (15, 2852527), (19, 2251995), (29, 1475445), (31, 1380255), (57, 750665), (87, 491815), (93, 460085), (95, 450399), (145, 295089), (155, 276051), (167, 256215), (285, 150133), (435, 98363), (465, 92017), (501, 85405), (551, 77655), (589, 72645), (835, 51243), (899, 47595), (1653, 25885), (1767, 24215), (2505, 17081), (2697, 15865), (2755, 15531), (2945, 14529), (3173, 13485), (4495, 9519), (4843, 8835), (5177, 8265)]