15557238

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 37152000

約数和(自身を除く): 21594762

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 59, 114, 118, 171, 177, 257, 342, 354, 513, 514, 531, 771, 1026, 1062, 1121, 1542, 1593, 2242, 2313, 3186, 3363, 4626, 4883, 6726, 6939, 9766, 10089, 13878, 14649, 15163, 20178, 29298, 30267, 30326, 43947, 45489, 60534, 87894, 90978, 131841, 136467, 263682, 272934, 288097, 409401, 576194, 818802, 864291, 1728582, 2592873, 5185746, 7778619, 15557238]

約数ペア:

[(1, 15557238), (2, 7778619), (3, 5185746), (6, 2592873), (9, 1728582), (18, 864291), (19, 818802), (27, 576194), (38, 409401), (54, 288097), (57, 272934), (59, 263682), (114, 136467), (118, 131841), (171, 90978), (177, 87894), (257, 60534), (342, 45489), (354, 43947), (513, 30326), (514, 30267), (531, 29298), (771, 20178), (1026, 15163), (1062, 14649), (1121, 13878), (1542, 10089), (1593, 9766), (2242, 6939), (2313, 6726), (3186, 4883), (3363, 4626)]