391516090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{683}}^1$

素因数の和:1147

約数の個数: 64

約数和(自身を含む): 851005440

約数和(自身を除く): 459489350

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 431, 665, 683, 862, 1330, 1366, 2155, 3017, 3415, 4310, 4781, 6034, 6830, 8189, 9562, 12977, 15085, 16378, 23905, 25954, 30170, 40945, 47810, 57323, 64885, 81890, 90839, 114646, 129770, 181678, 286615, 294373, 454195, 573230, 588746, 908390, 1471865, 2060611, 2943730, 4121222, 5593087, 10303055, 11186174, 20606110, 27965435, 39151609, 55930870, 78303218, 195758045, 391516090]

約数ペア:

[(1, 391516090), (2, 195758045), (5, 78303218), (7, 55930870), (10, 39151609), (14, 27965435), (19, 20606110), (35, 11186174), (38, 10303055), (70, 5593087), (95, 4121222), (133, 2943730), (190, 2060611), (266, 1471865), (431, 908390), (665, 588746), (683, 573230), (862, 454195), (1330, 294373), (1366, 286615), (2155, 181678), (3017, 129770), (3415, 114646), (4310, 90839), (4781, 81890), (6034, 64885), (6830, 57323), (8189, 47810), (9562, 40945), (12977, 30170), (15085, 25954), (16378, 23905)]