421073499

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 720949248

約数和(自身を除く): 299875749

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 159, 163, 211, 231, 371, 489, 583, 633, 1113, 1141, 1477, 1749, 1793, 2321, 3423, 4081, 4431, 5379, 6963, 8639, 11183, 12243, 12551, 16247, 25917, 33549, 34393, 37653, 48741, 60473, 78281, 95029, 103179, 123013, 181419, 234843, 240751, 285087, 369039, 378323, 665203, 722253, 861091, 1134969, 1822829, 1995609, 2583273, 2648261, 5468487, 7944783, 12759803, 20051119, 38279409, 60153357, 140357833, 421073499]

約数ペア:

[(1, 421073499), (3, 140357833), (7, 60153357), (11, 38279409), (21, 20051119), (33, 12759803), (53, 7944783), (77, 5468487), (159, 2648261), (163, 2583273), (211, 1995609), (231, 1822829), (371, 1134969), (489, 861091), (583, 722253), (633, 665203), (1113, 378323), (1141, 369039), (1477, 285087), (1749, 240751), (1793, 234843), (2321, 181419), (3423, 123013), (4081, 103179), (4431, 95029), (5379, 78281), (6963, 60473), (8639, 48741), (11183, 37653), (12243, 34393), (12551, 33549), (16247, 25917)]