210928245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 383201280

約数和(自身を除く): 172273035

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 59, 141, 165, 177, 235, 295, 461, 517, 649, 705, 885, 1383, 1551, 1947, 2305, 2585, 2773, 3245, 5071, 6915, 7755, 8319, 9735, 13865, 15213, 21667, 25355, 27199, 30503, 41595, 65001, 76065, 81597, 91509, 108335, 135995, 152515, 238337, 299189, 325005, 407985, 457545, 715011, 897567, 1191685, 1278353, 1495945, 3575055, 3835059, 4487835, 6391765, 14061883, 19175295, 42185649, 70309415, 210928245]

約数ペア:

[(1, 210928245), (3, 70309415), (5, 42185649), (11, 19175295), (15, 14061883), (33, 6391765), (47, 4487835), (55, 3835059), (59, 3575055), (141, 1495945), (165, 1278353), (177, 1191685), (235, 897567), (295, 715011), (461, 457545), (517, 407985), (649, 325005), (705, 299189), (885, 238337), (1383, 152515), (1551, 135995), (1947, 108335), (2305, 91509), (2585, 81597), (2773, 76065), (3245, 65001), (5071, 41595), (6915, 30503), (7755, 27199), (8319, 25355), (9735, 21667), (13865, 15213)]