128916228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1597}}^1$

素因数の和:1673

約数の個数: 72

約数和(自身を含む): 355446336

約数和(自身を除く): 226530108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 961, 1302, 1597, 1922, 2604, 2883, 3194, 3844, 4791, 5766, 6388, 6727, 9582, 11179, 11532, 13454, 19164, 20181, 22358, 26908, 33537, 40362, 44716, 49507, 67074, 80724, 99014, 134148, 148521, 198028, 297042, 346549, 594084, 693098, 1039647, 1386196, 1534717, 2079294, 3069434, 4158588, 4604151, 6138868, 9208302, 10743019, 18416604, 21486038, 32229057, 42972076, 64458114, 128916228]

約数ペア:

[(1, 128916228), (2, 64458114), (3, 42972076), (4, 32229057), (6, 21486038), (7, 18416604), (12, 10743019), (14, 9208302), (21, 6138868), (28, 4604151), (31, 4158588), (42, 3069434), (62, 2079294), (84, 1534717), (93, 1386196), (124, 1039647), (186, 693098), (217, 594084), (372, 346549), (434, 297042), (651, 198028), (868, 148521), (961, 134148), (1302, 99014), (1597, 80724), (1922, 67074), (2604, 49507), (2883, 44716), (3194, 40362), (3844, 33537), (4791, 26908), (5766, 22358), (6388, 20181), (6727, 19164), (9582, 13454), (11179, 11532)]