17928764553

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{43331}}^1$

素因数の和:43438

約数の個数: 64

約数和(自身を含む): 30949447680

約数和(自身を除く): 13020683127

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 61, 119, 133, 183, 323, 357, 399, 427, 969, 1037, 1159, 1281, 2261, 3111, 3477, 6783, 7259, 8113, 19703, 21777, 24339, 43331, 59109, 129993, 137921, 303317, 413763, 736627, 823289, 909951, 2209881, 2469867, 2643191, 5156389, 5763023, 7929573, 13995913, 15469167, 17289069, 18502337, 41987739, 44934247, 50220629, 55507011, 97971391, 134802741, 150661887, 293914173, 314539729, 351544403, 853750693, 943619187, 1054633209, 2561252079, 5976254851, 17928764553]

約数ペア:

[(1, 17928764553), (3, 5976254851), (7, 2561252079), (17, 1054633209), (19, 943619187), (21, 853750693), (51, 351544403), (57, 314539729), (61, 293914173), (119, 150661887), (133, 134802741), (183, 97971391), (323, 55507011), (357, 50220629), (399, 44934247), (427, 41987739), (969, 18502337), (1037, 17289069), (1159, 15469167), (1281, 13995913), (2261, 7929573), (3111, 5763023), (3477, 5156389), (6783, 2643191), (7259, 2469867), (8113, 2209881), (19703, 909951), (21777, 823289), (24339, 736627), (43331, 413763), (59109, 303317), (129993, 137921)]