217409324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8389}}^1$

素因数の和:8454

約数の個数: 48

約数和(自身を含む): 451046400

約数和(自身を除く): 233637076

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 124, 209, 341, 418, 589, 682, 836, 1178, 1364, 2356, 6479, 8389, 12958, 16778, 25916, 33556, 92279, 159391, 184558, 260059, 318782, 369116, 520118, 637564, 1040236, 1753301, 2860649, 3506602, 4941121, 5721298, 7013204, 9882242, 11442596, 19764484, 54352331, 108704662, 217409324]

約数ペア:

[(1, 217409324), (2, 108704662), (4, 54352331), (11, 19764484), (19, 11442596), (22, 9882242), (31, 7013204), (38, 5721298), (44, 4941121), (62, 3506602), (76, 2860649), (124, 1753301), (209, 1040236), (341, 637564), (418, 520118), (589, 369116), (682, 318782), (836, 260059), (1178, 184558), (1364, 159391), (2356, 92279), (6479, 33556), (8389, 25916), (12958, 16778)]