221468172

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{1259}}^1$

素因数の和:1510

約数の個数: 48

約数和(自身を含む): 525813120

約数和(自身を除く): 304344948

約数列:

[1, 2, 3, 4, 6, 12, 107, 137, 214, 274, 321, 411, 428, 548, 642, 822, 1259, 1284, 1644, 2518, 3777, 5036, 7554, 14659, 15108, 29318, 43977, 58636, 87954, 134713, 172483, 175908, 269426, 344966, 404139, 517449, 538852, 689932, 808278, 1034898, 1616556, 2069796, 18455681, 36911362, 55367043, 73822724, 110734086, 221468172]

約数ペア:

[(1, 221468172), (2, 110734086), (3, 73822724), (4, 55367043), (6, 36911362), (12, 18455681), (107, 2069796), (137, 1616556), (214, 1034898), (274, 808278), (321, 689932), (411, 538852), (428, 517449), (548, 404139), (642, 344966), (822, 269426), (1259, 175908), (1284, 172483), (1644, 134713), (2518, 87954), (3777, 58636), (5036, 43977), (7554, 29318), (14659, 15108)]