28052514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1579}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 72806400

約数和(自身を除く): 44753886

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 94, 126, 141, 189, 282, 329, 378, 423, 658, 846, 987, 1269, 1579, 1974, 2538, 2961, 3158, 4737, 5922, 8883, 9474, 11053, 14211, 17766, 22106, 28422, 33159, 42633, 66318, 74213, 85266, 99477, 148426, 198954, 222639, 298431, 445278, 519491, 596862, 667917, 1038982, 1335834, 1558473, 2003751, 3116946, 4007502, 4675419, 9350838, 14026257, 28052514]

約数ペア:

[(1, 28052514), (2, 14026257), (3, 9350838), (6, 4675419), (7, 4007502), (9, 3116946), (14, 2003751), (18, 1558473), (21, 1335834), (27, 1038982), (42, 667917), (47, 596862), (54, 519491), (63, 445278), (94, 298431), (126, 222639), (141, 198954), (189, 148426), (282, 99477), (329, 85266), (378, 74213), (423, 66318), (658, 42633), (846, 33159), (987, 28422), (1269, 22106), (1579, 17766), (1974, 14211), (2538, 11053), (2961, 9474), (3158, 8883), (4737, 5922)]