28288584

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1187}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 76911120

約数和(自身を除く): 48622536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1187, 1324, 1986, 2374, 2648, 2979, 3561, 3972, 4748, 5958, 7122, 7944, 9496, 10683, 11916, 14244, 21366, 23832, 28488, 42732, 85464, 392897, 785794, 1178691, 1571588, 2357382, 3143176, 3536073, 4714764, 7072146, 9429528, 14144292, 28288584]

約数ペア:

[(1, 28288584), (2, 14144292), (3, 9429528), (4, 7072146), (6, 4714764), (8, 3536073), (9, 3143176), (12, 2357382), (18, 1571588), (24, 1178691), (36, 785794), (72, 392897), (331, 85464), (662, 42732), (993, 28488), (1187, 23832), (1324, 21366), (1986, 14244), (2374, 11916), (2648, 10683), (2979, 9496), (3561, 7944), (3972, 7122), (4748, 5958)]