5280781821

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 8445178368

約数和(自身を除く): 3164396547

約数列:

[1, 3, 7, 21, 37, 73, 111, 157, 219, 259, 471, 511, 593, 777, 1099, 1533, 1779, 2701, 3297, 4151, 5809, 8103, 11461, 12453, 17427, 18907, 21941, 34383, 40663, 43289, 56721, 65823, 80227, 93101, 121989, 129867, 153587, 240681, 279303, 303023, 424057, 460761, 651707, 909069, 1272171, 1601693, 1955121, 2968399, 3444737, 4805079, 6796373, 8905197, 10334211, 11211851, 20389119, 24113159, 33635553, 47574611, 72339477, 142723833, 251465801, 754397403, 1760260607, 5280781821]

約数ペア:

[(1, 5280781821), (3, 1760260607), (7, 754397403), (21, 251465801), (37, 142723833), (73, 72339477), (111, 47574611), (157, 33635553), (219, 24113159), (259, 20389119), (471, 11211851), (511, 10334211), (593, 8905197), (777, 6796373), (1099, 4805079), (1533, 3444737), (1779, 2968399), (2701, 1955121), (3297, 1601693), (4151, 1272171), (5809, 909069), (8103, 651707), (11461, 460761), (12453, 424057), (17427, 303023), (18907, 279303), (21941, 240681), (34383, 153587), (40663, 129867), (43289, 121989), (56721, 93101), (65823, 80227)]