51273915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 103514112

約数和(自身を除く): 52240197

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 103, 105, 165, 231, 309, 385, 431, 515, 721, 1133, 1155, 1293, 1545, 2155, 2163, 3017, 3399, 3605, 4741, 5665, 6465, 7931, 9051, 10815, 14223, 15085, 16995, 23705, 23793, 33187, 39655, 44393, 45255, 71115, 99561, 118965, 133179, 165935, 221965, 310751, 488323, 497805, 665895, 932253, 1464969, 1553755, 2441615, 3418261, 4661265, 7324845, 10254783, 17091305, 51273915]

約数ペア:

[(1, 51273915), (3, 17091305), (5, 10254783), (7, 7324845), (11, 4661265), (15, 3418261), (21, 2441615), (33, 1553755), (35, 1464969), (55, 932253), (77, 665895), (103, 497805), (105, 488323), (165, 310751), (231, 221965), (309, 165935), (385, 133179), (431, 118965), (515, 99561), (721, 71115), (1133, 45255), (1155, 44393), (1293, 39655), (1545, 33187), (2155, 23793), (2163, 23705), (3017, 16995), (3399, 15085), (3605, 14223), (4741, 10815), (5665, 9051), (6465, 7931)]