238927356

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2143}}^1$

素因数の和:2335

約数の個数: 72

約数和(自身を含む): 639941120

約数和(自身を除く): 401013764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 228, 326, 342, 489, 652, 684, 978, 1467, 1956, 2143, 2934, 3097, 4286, 5868, 6194, 6429, 8572, 9291, 12388, 12858, 18582, 19287, 25716, 27873, 37164, 38574, 40717, 55746, 77148, 81434, 111492, 122151, 162868, 244302, 349309, 366453, 488604, 698618, 732906, 1047927, 1397236, 1465812, 2095854, 3143781, 4191708, 6287562, 6636871, 12575124, 13273742, 19910613, 26547484, 39821226, 59731839, 79642452, 119463678, 238927356]

約数ペア:

[(1, 238927356), (2, 119463678), (3, 79642452), (4, 59731839), (6, 39821226), (9, 26547484), (12, 19910613), (18, 13273742), (19, 12575124), (36, 6636871), (38, 6287562), (57, 4191708), (76, 3143781), (114, 2095854), (163, 1465812), (171, 1397236), (228, 1047927), (326, 732906), (342, 698618), (489, 488604), (652, 366453), (684, 349309), (978, 244302), (1467, 162868), (1956, 122151), (2143, 111492), (2934, 81434), (3097, 77148), (4286, 55746), (5868, 40717), (6194, 38574), (6429, 37164), (8572, 27873), (9291, 25716), (12388, 19287), (12858, 18582)]