81807996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1609}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 201958400

約数和(自身を除く): 120150404

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 223, 228, 446, 669, 892, 1338, 1609, 2676, 3218, 4237, 4827, 6436, 8474, 9654, 12711, 16948, 19308, 25422, 30571, 50844, 61142, 91713, 122284, 183426, 358807, 366852, 717614, 1076421, 1435228, 2152842, 4305684, 6817333, 13634666, 20451999, 27269332, 40903998, 81807996]

約数ペア:

[(1, 81807996), (2, 40903998), (3, 27269332), (4, 20451999), (6, 13634666), (12, 6817333), (19, 4305684), (38, 2152842), (57, 1435228), (76, 1076421), (114, 717614), (223, 366852), (228, 358807), (446, 183426), (669, 122284), (892, 91713), (1338, 61142), (1609, 50844), (2676, 30571), (3218, 25422), (4237, 19308), (4827, 16948), (6436, 12711), (8474, 9654)]