51145965

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 99079680

約数和(自身を除く): 47933715

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 151, 193, 195, 351, 453, 579, 585, 755, 965, 1359, 1737, 1755, 1963, 2265, 2509, 2895, 4077, 5211, 5889, 6795, 7527, 8685, 9815, 12545, 17667, 20385, 22581, 26055, 29143, 29445, 37635, 53001, 67743, 87429, 88335, 112905, 145715, 262287, 265005, 338715, 378859, 437145, 786861, 1136577, 1311435, 1894295, 3409731, 3934305, 5682885, 10229193, 17048655, 51145965]

約数ペア:

[(1, 51145965), (3, 17048655), (5, 10229193), (9, 5682885), (13, 3934305), (15, 3409731), (27, 1894295), (39, 1311435), (45, 1136577), (65, 786861), (117, 437145), (135, 378859), (151, 338715), (193, 265005), (195, 262287), (351, 145715), (453, 112905), (579, 88335), (585, 87429), (755, 67743), (965, 53001), (1359, 37635), (1737, 29445), (1755, 29143), (1963, 26055), (2265, 22581), (2509, 20385), (2895, 17667), (4077, 12545), (5211, 9815), (5889, 8685), (6795, 7527)]