138253428

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:194

約数の個数: 108

約数和(自身を含む): 374844288

約数和(自身を除く): 236590860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 67, 86, 93, 124, 129, 134, 172, 186, 201, 258, 268, 279, 372, 387, 402, 516, 558, 603, 774, 804, 1116, 1206, 1333, 1548, 1849, 2077, 2412, 2666, 2881, 3698, 3999, 4154, 5332, 5547, 5762, 6231, 7396, 7998, 8308, 8643, 11094, 11524, 11997, 12462, 15996, 16641, 17286, 18693, 22188, 23994, 24924, 25929, 33282, 34572, 37386, 47988, 51858, 57319, 66564, 74772, 89311, 103716, 114638, 123883, 171957, 178622, 229276, 247766, 267933, 343914, 357244, 371649, 495532, 515871, 535866, 687828, 743298, 803799, 1031742, 1071732, 1114947, 1486596, 1607598, 2063484, 2229894, 3215196, 3840373, 4459788, 7680746, 11521119, 15361492, 23042238, 34563357, 46084476, 69126714, 138253428]

約数ペア:

[(1, 138253428), (2, 69126714), (3, 46084476), (4, 34563357), (6, 23042238), (9, 15361492), (12, 11521119), (18, 7680746), (31, 4459788), (36, 3840373), (43, 3215196), (62, 2229894), (67, 2063484), (86, 1607598), (93, 1486596), (124, 1114947), (129, 1071732), (134, 1031742), (172, 803799), (186, 743298), (201, 687828), (258, 535866), (268, 515871), (279, 495532), (372, 371649), (387, 357244), (402, 343914), (516, 267933), (558, 247766), (603, 229276), (774, 178622), (804, 171957), (1116, 123883), (1206, 114638), (1333, 103716), (1548, 89311), (1849, 74772), (2077, 66564), (2412, 57319), (2666, 51858), (2881, 47988), (3698, 37386), (3999, 34572), (4154, 33282), (5332, 25929), (5547, 24924), (5762, 23994), (6231, 22188), (7396, 18693), (7998, 17286), (8308, 16641), (8643, 15996), (11094, 12462), (11524, 11997)]