2851506

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 7442604

約数和(自身を除く): 4591098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 53, 61, 63, 98, 106, 122, 126, 147, 159, 183, 294, 318, 366, 371, 427, 441, 477, 549, 742, 854, 882, 954, 1098, 1113, 1281, 2226, 2562, 2597, 2989, 3233, 3339, 3843, 5194, 5978, 6466, 6678, 7686, 7791, 8967, 9699, 15582, 17934, 19398, 22631, 23373, 26901, 29097, 45262, 46746, 53802, 58194, 67893, 135786, 158417, 203679, 316834, 407358, 475251, 950502, 1425753, 2851506]

約数ペア:

[(1, 2851506), (2, 1425753), (3, 950502), (6, 475251), (7, 407358), (9, 316834), (14, 203679), (18, 158417), (21, 135786), (42, 67893), (49, 58194), (53, 53802), (61, 46746), (63, 45262), (98, 29097), (106, 26901), (122, 23373), (126, 22631), (147, 19398), (159, 17934), (183, 15582), (294, 9699), (318, 8967), (366, 7791), (371, 7686), (427, 6678), (441, 6466), (477, 5978), (549, 5194), (742, 3843), (854, 3339), (882, 3233), (954, 2989), (1098, 2597), (1113, 2562), (1281, 2226)]