428355

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 806400

約数和(自身を除く): 378045

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 167, 171, 285, 501, 513, 835, 855, 1503, 2505, 2565, 3173, 4509, 7515, 9519, 15865, 22545, 28557, 47595, 85671, 142785, 428355]

約数ペア:

[(1, 428355), (3, 142785), (5, 85671), (9, 47595), (15, 28557), (19, 22545), (27, 15865), (45, 9519), (57, 7515), (95, 4509), (135, 3173), (167, 2565), (171, 2505), (285, 1503), (501, 855), (513, 835)]