989213316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31237}}^1$

素因数の和:31293

約数の個数: 96

約数和(自身を含む): 2938871040

約数和(自身を除く): 1949657724

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 78, 84, 87, 91, 116, 156, 174, 182, 203, 273, 348, 364, 377, 406, 546, 609, 754, 812, 1092, 1131, 1218, 1508, 2262, 2436, 2639, 4524, 5278, 7917, 10556, 15834, 31237, 31668, 62474, 93711, 124948, 187422, 218659, 374844, 406081, 437318, 655977, 812162, 874636, 905873, 1218243, 1311954, 1624324, 1811746, 2436486, 2623908, 2717619, 2842567, 3623492, 4872972, 5435238, 5685134, 6341111, 8527701, 10870476, 11370268, 11776349, 12682222, 17055402, 19023333, 23552698, 25364444, 34110804, 35329047, 38046666, 47105396, 70658094, 76093332, 82434443, 141316188, 164868886, 247303329, 329737772, 494606658, 989213316]

約数ペア:

[(1, 989213316), (2, 494606658), (3, 329737772), (4, 247303329), (6, 164868886), (7, 141316188), (12, 82434443), (13, 76093332), (14, 70658094), (21, 47105396), (26, 38046666), (28, 35329047), (29, 34110804), (39, 25364444), (42, 23552698), (52, 19023333), (58, 17055402), (78, 12682222), (84, 11776349), (87, 11370268), (91, 10870476), (116, 8527701), (156, 6341111), (174, 5685134), (182, 5435238), (203, 4872972), (273, 3623492), (348, 2842567), (364, 2717619), (377, 2623908), (406, 2436486), (546, 1811746), (609, 1624324), (754, 1311954), (812, 1218243), (1092, 905873), (1131, 874636), (1218, 812162), (1508, 655977), (2262, 437318), (2436, 406081), (2639, 374844), (4524, 218659), (5278, 187422), (7917, 124948), (10556, 93711), (15834, 62474), (31237, 31668)]