388261918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:433

約数の個数: 64

約数和(自身を含む): 690923520

約数和(自身を除く): 302661602

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 67, 134, 293, 319, 341, 586, 638, 682, 737, 899, 1474, 1798, 1943, 2077, 3223, 3886, 4154, 6446, 8497, 9083, 9889, 16994, 18166, 19631, 19778, 21373, 22847, 39262, 42746, 45694, 60233, 93467, 99913, 120466, 186934, 199826, 215941, 263407, 431882, 526814, 569299, 608561, 662563, 1138598, 1217122, 1325126, 2897477, 5794954, 6262289, 6694171, 12524578, 13388342, 17648269, 35296538, 194130959, 388261918]

約数ペア:

[(1, 388261918), (2, 194130959), (11, 35296538), (22, 17648269), (29, 13388342), (31, 12524578), (58, 6694171), (62, 6262289), (67, 5794954), (134, 2897477), (293, 1325126), (319, 1217122), (341, 1138598), (586, 662563), (638, 608561), (682, 569299), (737, 526814), (899, 431882), (1474, 263407), (1798, 215941), (1943, 199826), (2077, 186934), (3223, 120466), (3886, 99913), (4154, 93467), (6446, 60233), (8497, 45694), (9083, 42746), (9889, 39262), (16994, 22847), (18166, 21373), (19631, 19778)]