68907916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 158118912

約数和(自身を除く): 89210996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 434, 539, 682, 868, 1031, 1078, 1364, 1519, 2062, 2156, 2387, 3038, 4124, 4774, 6076, 7217, 9548, 11341, 14434, 16709, 22682, 28868, 31961, 33418, 45364, 50519, 63922, 66836, 79387, 101038, 127844, 158774, 202076, 223727, 317548, 351571, 447454, 555709, 703142, 894908, 1111418, 1406284, 1566089, 2222836, 2460997, 3132178, 4921994, 6264356, 9843988, 17226979, 34453958, 68907916]

約数ペア:

[(1, 68907916), (2, 34453958), (4, 17226979), (7, 9843988), (11, 6264356), (14, 4921994), (22, 3132178), (28, 2460997), (31, 2222836), (44, 1566089), (49, 1406284), (62, 1111418), (77, 894908), (98, 703142), (124, 555709), (154, 447454), (196, 351571), (217, 317548), (308, 223727), (341, 202076), (434, 158774), (539, 127844), (682, 101038), (868, 79387), (1031, 66836), (1078, 63922), (1364, 50519), (1519, 45364), (2062, 33418), (2156, 31961), (2387, 28868), (3038, 22682), (4124, 16709), (4774, 14434), (6076, 11341), (7217, 9548)]