13211890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 27371520

約数和(自身を除く): 14159630

約数列:

[1, 2, 5, 10, 17, 23, 31, 34, 46, 62, 85, 109, 115, 155, 170, 218, 230, 310, 391, 527, 545, 713, 782, 1054, 1090, 1426, 1853, 1955, 2507, 2635, 3379, 3565, 3706, 3910, 5014, 5270, 6758, 7130, 9265, 12121, 12535, 16895, 18530, 24242, 25070, 33790, 42619, 57443, 60605, 77717, 85238, 114886, 121210, 155434, 213095, 287215, 388585, 426190, 574430, 777170, 1321189, 2642378, 6605945, 13211890]

約数ペア:

[(1, 13211890), (2, 6605945), (5, 2642378), (10, 1321189), (17, 777170), (23, 574430), (31, 426190), (34, 388585), (46, 287215), (62, 213095), (85, 155434), (109, 121210), (115, 114886), (155, 85238), (170, 77717), (218, 60605), (230, 57443), (310, 42619), (391, 33790), (527, 25070), (545, 24242), (713, 18530), (782, 16895), (1054, 12535), (1090, 12121), (1426, 9265), (1853, 7130), (1955, 6758), (2507, 5270), (2635, 5014), (3379, 3910), (3565, 3706)]