51403455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1019}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 95472000

約数和(自身を除く): 44068545

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 855, 885, 1019, 1121, 2655, 3057, 3363, 5095, 5605, 9171, 10089, 15285, 16815, 19361, 45855, 50445, 58083, 60121, 96805, 174249, 180363, 290415, 300605, 541089, 871245, 901815, 1142299, 2705445, 3426897, 5711495, 10280691, 17134485, 51403455]

約数ペア:

[(1, 51403455), (3, 17134485), (5, 10280691), (9, 5711495), (15, 3426897), (19, 2705445), (45, 1142299), (57, 901815), (59, 871245), (95, 541089), (171, 300605), (177, 290415), (285, 180363), (295, 174249), (531, 96805), (855, 60121), (885, 58083), (1019, 50445), (1121, 45855), (2655, 19361), (3057, 16815), (3363, 15285), (5095, 10089), (5605, 9171)]