56406915

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21991}}^1$

素因数の和:22024

約数の個数: 32

約数和(自身を含む): 105561600

約数和(自身を除く): 49154685

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 21991, 65973, 109955, 197919, 329865, 417829, 593757, 989595, 1253487, 2089145, 2968785, 3760461, 6267435, 11281383, 18802305, 56406915]

約数ペア:

[(1, 56406915), (3, 18802305), (5, 11281383), (9, 6267435), (15, 3760461), (19, 2968785), (27, 2089145), (45, 1253487), (57, 989595), (95, 593757), (135, 417829), (171, 329865), (285, 197919), (513, 109955), (855, 65973), (2565, 21991)]