690815026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 1229230080

約数和(自身を除く): 538415054

約数列:

[1, 2, 11, 17, 22, 34, 79, 103, 158, 187, 206, 227, 374, 454, 869, 1133, 1343, 1738, 1751, 2266, 2497, 2686, 3502, 3859, 4994, 7718, 8137, 14773, 16274, 17933, 19261, 23381, 29546, 35866, 38522, 42449, 46762, 84898, 89507, 138329, 179014, 197263, 257191, 276658, 304861, 394526, 397477, 514382, 609722, 794954, 1521619, 1847099, 3043238, 3353471, 3694198, 4372247, 6706942, 8744494, 20318089, 31400683, 40636178, 62801366, 345407513, 690815026]

約数ペア:

[(1, 690815026), (2, 345407513), (11, 62801366), (17, 40636178), (22, 31400683), (34, 20318089), (79, 8744494), (103, 6706942), (158, 4372247), (187, 3694198), (206, 3353471), (227, 3043238), (374, 1847099), (454, 1521619), (869, 794954), (1133, 609722), (1343, 514382), (1738, 397477), (1751, 394526), (2266, 304861), (2497, 276658), (2686, 257191), (3502, 197263), (3859, 179014), (4994, 138329), (7718, 89507), (8137, 84898), (14773, 46762), (16274, 42449), (17933, 38522), (19261, 35866), (23381, 29546)]