728822276

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9227}}^1$

素因数の和:9289

約数の個数: 72

約数和(自身を含む): 1649523456

約数和(自身を除く): 920701180

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 5642, 6076, 9227, 11284, 18454, 19747, 36908, 39494, 64589, 78988, 119951, 129178, 239902, 258356, 286037, 452123, 479804, 572074, 839657, 904246, 1144148, 1679314, 1808492, 2002259, 3358628, 3718481, 4004518, 5877599, 7436962, 8009036, 11755198, 14015813, 14873924, 23510396, 26029367, 28031626, 52058734, 56063252, 104117468, 182205569, 364411138, 728822276]

約数ペア:

[(1, 728822276), (2, 364411138), (4, 182205569), (7, 104117468), (13, 56063252), (14, 52058734), (26, 28031626), (28, 26029367), (31, 23510396), (49, 14873924), (52, 14015813), (62, 11755198), (91, 8009036), (98, 7436962), (124, 5877599), (182, 4004518), (196, 3718481), (217, 3358628), (364, 2002259), (403, 1808492), (434, 1679314), (637, 1144148), (806, 904246), (868, 839657), (1274, 572074), (1519, 479804), (1612, 452123), (2548, 286037), (2821, 258356), (3038, 239902), (5642, 129178), (6076, 119951), (9227, 78988), (11284, 64589), (18454, 39494), (19747, 36908)]