216221103

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 379146240

約数和(自身を除く): 162925137

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 101, 141, 189, 241, 303, 329, 423, 707, 723, 909, 987, 1269, 1687, 2121, 2169, 2727, 2961, 4747, 5061, 6363, 6507, 8883, 11327, 14241, 15183, 19089, 24341, 33229, 33981, 42723, 45549, 73023, 79289, 99687, 101943, 128169, 170387, 219069, 237867, 299061, 305829, 511161, 657207, 713601, 897183, 1144027, 1533483, 2140803, 3432081, 4600449, 8008189, 10296243, 24024567, 30888729, 72073701, 216221103]

約数ペア:

[(1, 216221103), (3, 72073701), (7, 30888729), (9, 24024567), (21, 10296243), (27, 8008189), (47, 4600449), (63, 3432081), (101, 2140803), (141, 1533483), (189, 1144027), (241, 897183), (303, 713601), (329, 657207), (423, 511161), (707, 305829), (723, 299061), (909, 237867), (987, 219069), (1269, 170387), (1687, 128169), (2121, 101943), (2169, 99687), (2727, 79289), (2961, 73023), (4747, 45549), (5061, 42723), (6363, 33981), (6507, 33229), (8883, 24341), (11327, 19089), (14241, 15183)]