870820065

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113167}}^1$

素因数の和:113203

約数の個数: 40

約数和(自身を含む): 1643199360

約数和(自身を除く): 772379295

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 113167, 339501, 565835, 1018503, 1697505, 2150173, 3055509, 5092515, 6450519, 9166527, 10750865, 15277545, 19351557, 32252595, 45832635, 58054671, 96757785, 174164013, 290273355, 870820065]

約数ペア:

[(1, 870820065), (3, 290273355), (5, 174164013), (9, 96757785), (15, 58054671), (19, 45832635), (27, 32252595), (45, 19351557), (57, 15277545), (81, 10750865), (95, 9166527), (135, 6450519), (171, 5092515), (285, 3055509), (405, 2150173), (513, 1697505), (855, 1018503), (1539, 565835), (2565, 339501), (7695, 113167)]