51831225

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2527

約数の個数: 48

約数和(自身を含む): 98327040

約数和(自身を除く): 46495815

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 2477, 4185, 6975, 7431, 12385, 20925, 22293, 37155, 61925, 66879, 76787, 111465, 185775, 230361, 334395, 383935, 557325, 691083, 1151805, 1671975, 1919675, 2073249, 3455415, 5759025, 10366245, 17277075, 51831225]

約数ペア:

[(1, 51831225), (3, 17277075), (5, 10366245), (9, 5759025), (15, 3455415), (25, 2073249), (27, 1919675), (31, 1671975), (45, 1151805), (75, 691083), (93, 557325), (135, 383935), (155, 334395), (225, 230361), (279, 185775), (465, 111465), (675, 76787), (775, 66879), (837, 61925), (1395, 37155), (2325, 22293), (2477, 20925), (4185, 12385), (6975, 7431)]