211020516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{11471}}^1$

素因数の和:11561

約数の個数: 72

約数和(自身を含む): 618019584

約数和(自身を除く): 406999068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 73, 84, 126, 146, 219, 252, 292, 438, 511, 657, 876, 1022, 1314, 1533, 2044, 2628, 3066, 4599, 6132, 9198, 11471, 18396, 22942, 34413, 45884, 68826, 80297, 103239, 137652, 160594, 206478, 240891, 321188, 412956, 481782, 722673, 837383, 963564, 1445346, 1674766, 2512149, 2890692, 3349532, 5024298, 5861681, 7536447, 10048596, 11723362, 15072894, 17585043, 23446724, 30145788, 35170086, 52755129, 70340172, 105510258, 211020516]

約数ペア:

[(1, 211020516), (2, 105510258), (3, 70340172), (4, 52755129), (6, 35170086), (7, 30145788), (9, 23446724), (12, 17585043), (14, 15072894), (18, 11723362), (21, 10048596), (28, 7536447), (36, 5861681), (42, 5024298), (63, 3349532), (73, 2890692), (84, 2512149), (126, 1674766), (146, 1445346), (219, 963564), (252, 837383), (292, 722673), (438, 481782), (511, 412956), (657, 321188), (876, 240891), (1022, 206478), (1314, 160594), (1533, 137652), (2044, 103239), (2628, 80297), (3066, 68826), (4599, 45884), (6132, 34413), (9198, 22942), (11471, 18396)]