397948274

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 692841600

約数和(自身を除く): 294893326

約数列:

[1, 2, 17, 19, 34, 38, 53, 59, 106, 118, 197, 323, 394, 646, 901, 1003, 1007, 1121, 1802, 2006, 2014, 2242, 3127, 3349, 3743, 6254, 6698, 7486, 10441, 11623, 17119, 19057, 20882, 23246, 34238, 38114, 53159, 59413, 63631, 106318, 118826, 127262, 177497, 197591, 198379, 220837, 354994, 395182, 396758, 441674, 616019, 1010021, 1232038, 2020042, 3372443, 3754229, 6744886, 7508458, 10472323, 11704361, 20944646, 23408722, 198974137, 397948274]

約数ペア:

[(1, 397948274), (2, 198974137), (17, 23408722), (19, 20944646), (34, 11704361), (38, 10472323), (53, 7508458), (59, 6744886), (106, 3754229), (118, 3372443), (197, 2020042), (323, 1232038), (394, 1010021), (646, 616019), (901, 441674), (1003, 396758), (1007, 395182), (1121, 354994), (1802, 220837), (2006, 198379), (2014, 197591), (2242, 177497), (3127, 127262), (3349, 118826), (3743, 106318), (6254, 63631), (6698, 59413), (7486, 53159), (10441, 38114), (11623, 34238), (17119, 23246), (19057, 20882)]