87489756

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3523

約数の個数: 72

約数和(自身を含む): 239155280

約数和(自身を除く): 151665524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 3457, 4218, 6327, 6914, 8436, 10371, 12654, 13828, 20742, 25308, 31113, 41484, 62226, 65683, 124452, 127909, 131366, 197049, 255818, 262732, 383727, 394098, 511636, 591147, 767454, 788196, 1151181, 1182294, 1534908, 2302362, 2364588, 2430271, 4604724, 4860542, 7290813, 9721084, 14581626, 21872439, 29163252, 43744878, 87489756]

約数ペア:

[(1, 87489756), (2, 43744878), (3, 29163252), (4, 21872439), (6, 14581626), (9, 9721084), (12, 7290813), (18, 4860542), (19, 4604724), (36, 2430271), (37, 2364588), (38, 2302362), (57, 1534908), (74, 1182294), (76, 1151181), (111, 788196), (114, 767454), (148, 591147), (171, 511636), (222, 394098), (228, 383727), (333, 262732), (342, 255818), (444, 197049), (666, 131366), (684, 127909), (703, 124452), (1332, 65683), (1406, 62226), (2109, 41484), (2812, 31113), (3457, 25308), (4218, 20742), (6327, 13828), (6914, 12654), (8436, 10371)]