420170157

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 685713600

約数和(自身を除く): 265543443

約数列:

[1, 3, 9, 11, 33, 43, 89, 99, 129, 267, 387, 473, 801, 979, 1109, 1419, 2937, 3327, 3827, 4257, 8811, 9981, 11481, 12199, 34443, 36597, 42097, 47687, 98701, 109791, 126291, 143061, 296103, 378873, 429183, 524557, 888309, 1085711, 1573671, 3257133, 4244143, 4721013, 9771399, 12732429, 38197287, 46685573, 140056719, 420170157]

約数ペア:

[(1, 420170157), (3, 140056719), (9, 46685573), (11, 38197287), (33, 12732429), (43, 9771399), (89, 4721013), (99, 4244143), (129, 3257133), (267, 1573671), (387, 1085711), (473, 888309), (801, 524557), (979, 429183), (1109, 378873), (1419, 296103), (2937, 143061), (3327, 126291), (3827, 109791), (4257, 98701), (8811, 47687), (9981, 42097), (11481, 36597), (12199, 34443)]