51723196

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 106624000

約数和(自身を除く): 54900804

約数列:

[1, 2, 4, 7, 14, 28, 67, 79, 134, 158, 268, 316, 349, 469, 553, 698, 938, 1106, 1396, 1876, 2212, 2443, 4886, 5293, 9772, 10586, 21172, 23383, 27571, 37051, 46766, 55142, 74102, 93532, 110284, 148204, 163681, 192997, 327362, 385994, 654724, 771988, 1847257, 3694514, 7389028, 12930799, 25861598, 51723196]

約数ペア:

[(1, 51723196), (2, 25861598), (4, 12930799), (7, 7389028), (14, 3694514), (28, 1847257), (67, 771988), (79, 654724), (134, 385994), (158, 327362), (268, 192997), (316, 163681), (349, 148204), (469, 110284), (553, 93532), (698, 74102), (938, 55142), (1106, 46766), (1396, 37051), (1876, 27571), (2212, 23383), (2443, 21172), (4886, 10586), (5293, 9772)]