213523178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2593}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 369800640

約数和(自身を除く): 156277462

約数列:

[1, 2, 11, 19, 22, 38, 197, 209, 394, 418, 2167, 2593, 3743, 4334, 5186, 7486, 28523, 41173, 49267, 57046, 82346, 98534, 510821, 541937, 1021642, 1083874, 5619031, 9705599, 11238062, 19411198, 106761589, 213523178]

約数ペア:

[(1, 213523178), (2, 106761589), (11, 19411198), (19, 11238062), (22, 9705599), (38, 5619031), (197, 1083874), (209, 1021642), (394, 541937), (418, 510821), (2167, 98534), (2593, 82346), (3743, 57046), (4334, 49267), (5186, 41173), (7486, 28523)]