168889396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 325987200

約数和(自身を除く): 157097804

約数列:

[1, 2, 4, 13, 26, 52, 83, 109, 166, 218, 332, 359, 436, 718, 1079, 1417, 1436, 2158, 2834, 4316, 4667, 5668, 9047, 9334, 18094, 18668, 29797, 36188, 39131, 59594, 78262, 117611, 119188, 156524, 235222, 387361, 470444, 508703, 774722, 1017406, 1549444, 2034812, 3247873, 6495746, 12991492, 42222349, 84444698, 168889396]

約数ペア:

[(1, 168889396), (2, 84444698), (4, 42222349), (13, 12991492), (26, 6495746), (52, 3247873), (83, 2034812), (109, 1549444), (166, 1017406), (218, 774722), (332, 508703), (359, 470444), (436, 387361), (718, 235222), (1079, 156524), (1417, 119188), (1436, 117611), (2158, 78262), (2834, 59594), (4316, 39131), (4667, 36188), (5668, 29797), (9047, 18668), (9334, 18094)]