1851525

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 3680320

約数和(自身を除く): 1828795

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 211, 225, 325, 351, 585, 633, 675, 975, 1055, 1755, 1899, 2743, 2925, 3165, 5275, 5697, 8229, 8775, 9495, 13715, 15825, 24687, 28485, 41145, 47475, 68575, 74061, 123435, 142425, 205725, 370305, 617175, 1851525]

約数ペア:

[(1, 1851525), (3, 617175), (5, 370305), (9, 205725), (13, 142425), (15, 123435), (25, 74061), (27, 68575), (39, 47475), (45, 41145), (65, 28485), (75, 24687), (117, 15825), (135, 13715), (195, 9495), (211, 8775), (225, 8229), (325, 5697), (351, 5275), (585, 3165), (633, 2925), (675, 2743), (975, 1899), (1055, 1755)]