1291260834734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1\times {\mathrm{19913}}^1$

素因数の和:21873

約数の個数: 64

約数和(自身を含む): 2204531417088

約数和(自身を除く): 913270582354

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 403, 559, 806, 1118, 1333, 1871, 2666, 3742, 17329, 19913, 24323, 34658, 39826, 48646, 58001, 80453, 116002, 160906, 258869, 517738, 617303, 754013, 856259, 1045889, 1234606, 1508026, 1712518, 2091778, 2494043, 4988086, 8024939, 11131367, 16049878, 22262734, 26544029, 32422559, 37257223, 53088058, 64845118, 74514446, 345072377, 484343899, 690144754, 968687798, 1154973913, 1602060589, 2309947826, 3204121178, 15014660869, 20826787657, 30029321738, 41653575314, 49663878259, 99327756518, 645630417367, 1291260834734]

約数ペア:

[(1, 1291260834734), (2, 645630417367), (13, 99327756518), (26, 49663878259), (31, 41653575314), (43, 30029321738), (62, 20826787657), (86, 15014660869), (403, 3204121178), (559, 2309947826), (806, 1602060589), (1118, 1154973913), (1333, 968687798), (1871, 690144754), (2666, 484343899), (3742, 345072377), (17329, 74514446), (19913, 64845118), (24323, 53088058), (34658, 37257223), (39826, 32422559), (48646, 26544029), (58001, 22262734), (80453, 16049878), (116002, 11131367), (160906, 8024939), (258869, 4988086), (517738, 2494043), (617303, 2091778), (754013, 1712518), (856259, 1508026), (1045889, 1234606)]