1781442

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 4350528

約数和(自身を除く): 2569086

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 331, 414, 598, 662, 897, 993, 1794, 1986, 2691, 2979, 4303, 5382, 5958, 7613, 8606, 12909, 15226, 22839, 25818, 38727, 45678, 68517, 77454, 98969, 137034, 197938, 296907, 593814, 890721, 1781442]

約数ペア:

[(1, 1781442), (2, 890721), (3, 593814), (6, 296907), (9, 197938), (13, 137034), (18, 98969), (23, 77454), (26, 68517), (39, 45678), (46, 38727), (69, 25818), (78, 22839), (117, 15226), (138, 12909), (207, 8606), (234, 7613), (299, 5958), (331, 5382), (414, 4303), (598, 2979), (662, 2691), (897, 1986), (993, 1794)]