61919613

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 113203200

約数和(自身を除く): 51283587

約数列:

[1, 3, 7, 9, 19, 21, 27, 43, 57, 63, 129, 133, 171, 189, 301, 387, 399, 401, 513, 817, 903, 1161, 1197, 1203, 2451, 2709, 2807, 3591, 3609, 5719, 7353, 7619, 8127, 8421, 10827, 17157, 17243, 22059, 22857, 25263, 51471, 51729, 53333, 68571, 75789, 120701, 154413, 155187, 159999, 205713, 327617, 362103, 465561, 479997, 982851, 1086309, 1439991, 2293319, 2948553, 3258927, 6879957, 8845659, 20639871, 61919613]

約数ペア:

[(1, 61919613), (3, 20639871), (7, 8845659), (9, 6879957), (19, 3258927), (21, 2948553), (27, 2293319), (43, 1439991), (57, 1086309), (63, 982851), (129, 479997), (133, 465561), (171, 362103), (189, 327617), (301, 205713), (387, 159999), (399, 155187), (401, 154413), (513, 120701), (817, 75789), (903, 68571), (1161, 53333), (1197, 51729), (1203, 51471), (2451, 25263), (2709, 22857), (2807, 22059), (3591, 17243), (3609, 17157), (5719, 10827), (7353, 8421), (7619, 8127)]