28297854

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 70447104

約数和(自身を除く): 42149250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 47, 62, 78, 83, 93, 94, 117, 141, 166, 186, 234, 249, 279, 282, 403, 423, 498, 558, 611, 747, 806, 846, 1079, 1209, 1222, 1457, 1494, 1833, 2158, 2418, 2573, 2914, 3237, 3627, 3666, 3901, 4371, 5146, 5499, 6474, 7254, 7719, 7802, 8742, 9711, 10998, 11703, 13113, 15438, 18941, 19422, 23157, 23406, 26226, 33449, 35109, 37882, 46314, 50713, 56823, 66898, 70218, 100347, 101426, 113646, 120931, 152139, 170469, 200694, 241862, 301041, 304278, 340938, 362793, 456417, 602082, 725586, 912834, 1088379, 1572103, 2176758, 3144206, 4716309, 9432618, 14148927, 28297854]

約数ペア:

[(1, 28297854), (2, 14148927), (3, 9432618), (6, 4716309), (9, 3144206), (13, 2176758), (18, 1572103), (26, 1088379), (31, 912834), (39, 725586), (47, 602082), (62, 456417), (78, 362793), (83, 340938), (93, 304278), (94, 301041), (117, 241862), (141, 200694), (166, 170469), (186, 152139), (234, 120931), (249, 113646), (279, 101426), (282, 100347), (403, 70218), (423, 66898), (498, 56823), (558, 50713), (611, 46314), (747, 37882), (806, 35109), (846, 33449), (1079, 26226), (1209, 23406), (1222, 23157), (1457, 19422), (1494, 18941), (1833, 15438), (2158, 13113), (2418, 11703), (2573, 10998), (2914, 9711), (3237, 8742), (3627, 7802), (3666, 7719), (3901, 7254), (4371, 6474), (5146, 5499)]