989828452

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 1792929600

約数和(自身を除く): 803101148

約数列:

[1, 2, 4, 83, 89, 139, 166, 178, 241, 278, 332, 356, 482, 556, 964, 7387, 11537, 12371, 14774, 20003, 21449, 23074, 24742, 29548, 33499, 40006, 42898, 46148, 49484, 66998, 80012, 85796, 133996, 1026793, 1780267, 2053586, 2780417, 2981411, 3560534, 4107172, 5560834, 5962822, 7121068, 11121668, 11925644, 247457113, 494914226, 989828452]

約数ペア:

[(1, 989828452), (2, 494914226), (4, 247457113), (83, 11925644), (89, 11121668), (139, 7121068), (166, 5962822), (178, 5560834), (241, 4107172), (278, 3560534), (332, 2981411), (356, 2780417), (482, 2053586), (556, 1780267), (964, 1026793), (7387, 133996), (11537, 85796), (12371, 80012), (14774, 66998), (20003, 49484), (21449, 46148), (23074, 42898), (24742, 40006), (29548, 33499)]