9995437374

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{21397}}^1$

素因数の和:21581

約数の個数: 64

約数和(自身を含む): 22129982784

約数和(自身を除く): 12134545410

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 113, 159, 226, 318, 339, 678, 689, 1378, 1469, 2067, 2938, 4134, 4407, 5989, 8814, 11978, 17967, 21397, 35934, 42794, 64191, 77857, 128382, 155714, 233571, 278161, 467142, 556322, 834483, 1134041, 1668966, 2268082, 2417861, 3402123, 4835722, 6804246, 7253583, 14507166, 14742533, 29485066, 31432193, 44227599, 62864386, 88455198, 94296579, 128146633, 188593158, 256293266, 384439899, 768879798, 1665906229, 3331812458, 4997718687, 9995437374]

約数ペア:

[(1, 9995437374), (2, 4997718687), (3, 3331812458), (6, 1665906229), (13, 768879798), (26, 384439899), (39, 256293266), (53, 188593158), (78, 128146633), (106, 94296579), (113, 88455198), (159, 62864386), (226, 44227599), (318, 31432193), (339, 29485066), (678, 14742533), (689, 14507166), (1378, 7253583), (1469, 6804246), (2067, 4835722), (2938, 3402123), (4134, 2417861), (4407, 2268082), (5989, 1668966), (8814, 1134041), (11978, 834483), (17967, 556322), (21397, 467142), (35934, 278161), (42794, 233571), (64191, 155714), (77857, 128382)]