2168388

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 5940480

約数和(自身を除く): 3772092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 67, 87, 93, 116, 124, 134, 174, 186, 201, 261, 268, 279, 348, 372, 402, 522, 558, 603, 804, 899, 1044, 1116, 1206, 1798, 1943, 2077, 2412, 2697, 3596, 3886, 4154, 5394, 5829, 6231, 7772, 8091, 8308, 10788, 11658, 12462, 16182, 17487, 18693, 23316, 24924, 32364, 34974, 37386, 60233, 69948, 74772, 120466, 180699, 240932, 361398, 542097, 722796, 1084194, 2168388]

約数ペア:

[(1, 2168388), (2, 1084194), (3, 722796), (4, 542097), (6, 361398), (9, 240932), (12, 180699), (18, 120466), (29, 74772), (31, 69948), (36, 60233), (58, 37386), (62, 34974), (67, 32364), (87, 24924), (93, 23316), (116, 18693), (124, 17487), (134, 16182), (174, 12462), (186, 11658), (201, 10788), (261, 8308), (268, 8091), (279, 7772), (348, 6231), (372, 5829), (402, 5394), (522, 4154), (558, 3886), (603, 3596), (804, 2697), (899, 2412), (1044, 2077), (1116, 1943), (1206, 1798)]