19105275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 36489728

約数和(自身を除く): 17384453

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 151, 175, 241, 453, 525, 723, 755, 1057, 1205, 1687, 2265, 3171, 3615, 3775, 5061, 5285, 6025, 8435, 11325, 15855, 18075, 25305, 26425, 36391, 42175, 79275, 109173, 126525, 181955, 254737, 545865, 764211, 909775, 1273685, 2729325, 3821055, 6368425, 19105275]

約数ペア:

[(1, 19105275), (3, 6368425), (5, 3821055), (7, 2729325), (15, 1273685), (21, 909775), (25, 764211), (35, 545865), (75, 254737), (105, 181955), (151, 126525), (175, 109173), (241, 79275), (453, 42175), (525, 36391), (723, 26425), (755, 25305), (1057, 18075), (1205, 15855), (1687, 11325), (2265, 8435), (3171, 6025), (3615, 5285), (3775, 5061)]