31383513538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1\times {\mathrm{739}}^1$

素因数の和:1307

約数の個数: 64

約数和(自身を含む): 53005075200

約数和(自身を除く): 21621561662

約数列:

[1, 2, 13, 26, 29, 58, 151, 302, 373, 377, 739, 746, 754, 1478, 1963, 3926, 4379, 4849, 8758, 9607, 9698, 10817, 19214, 21431, 21634, 42862, 56323, 56927, 111589, 112646, 113854, 140621, 223178, 275647, 278603, 281242, 551294, 557206, 732199, 1450657, 1464398, 1633367, 2901314, 3236081, 3266734, 3583411, 6472162, 7166822, 7993763, 15987526, 21233771, 41622697, 42069053, 42467542, 83245394, 84138106, 103918919, 207837838, 541095061, 1082190122, 1207058213, 2414116426, 15691756769, 31383513538]

約数ペア:

[(1, 31383513538), (2, 15691756769), (13, 2414116426), (26, 1207058213), (29, 1082190122), (58, 541095061), (151, 207837838), (302, 103918919), (373, 84138106), (377, 83245394), (739, 42467542), (746, 42069053), (754, 41622697), (1478, 21233771), (1963, 15987526), (3926, 7993763), (4379, 7166822), (4849, 6472162), (8758, 3583411), (9607, 3266734), (9698, 3236081), (10817, 2901314), (19214, 1633367), (21431, 1464398), (21634, 1450657), (42862, 732199), (56323, 557206), (56927, 551294), (111589, 281242), (112646, 278603), (113854, 275647), (140621, 223178)]