87673788

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 227322368

約数和(自身を除く): 139648580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 163, 201, 223, 268, 326, 402, 446, 489, 603, 652, 669, 804, 892, 978, 1206, 1338, 1467, 1956, 2007, 2412, 2676, 2934, 4014, 5868, 8028, 10921, 14941, 21842, 29882, 32763, 36349, 43684, 44823, 59764, 65526, 72698, 89646, 98289, 109047, 131052, 134469, 145396, 179292, 196578, 218094, 268938, 327141, 393156, 436188, 537876, 654282, 1308564, 2435383, 4870766, 7306149, 9741532, 14612298, 21918447, 29224596, 43836894, 87673788]

約数ペア:

[(1, 87673788), (2, 43836894), (3, 29224596), (4, 21918447), (6, 14612298), (9, 9741532), (12, 7306149), (18, 4870766), (36, 2435383), (67, 1308564), (134, 654282), (163, 537876), (201, 436188), (223, 393156), (268, 327141), (326, 268938), (402, 218094), (446, 196578), (489, 179292), (603, 145396), (652, 134469), (669, 131052), (804, 109047), (892, 98289), (978, 89646), (1206, 72698), (1338, 65526), (1467, 59764), (1956, 44823), (2007, 43684), (2412, 36349), (2676, 32763), (2934, 29882), (4014, 21842), (5868, 14941), (8028, 10921)]