8221412178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{647}}^1\times {\mathrm{14407}}^1$

素因数の和:15076

約数の個数: 72

約数和(自身を含む): 20754781632

約数和(自身を除く): 12533369454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 647, 882, 1294, 1941, 3882, 4529, 5823, 9058, 11646, 13587, 14407, 27174, 28814, 31703, 40761, 43221, 63406, 81522, 86442, 95109, 100849, 129663, 190218, 201698, 259326, 285327, 302547, 570654, 605094, 705943, 907641, 1411886, 1815282, 2117829, 4235658, 6353487, 9321329, 12706974, 18642658, 27963987, 55927974, 65249303, 83891961, 130498606, 167783922, 195747909, 391495818, 456745121, 587243727, 913490242, 1174487454, 1370235363, 2740470726, 4110706089, 8221412178]

約数ペア:

[(1, 8221412178), (2, 4110706089), (3, 2740470726), (6, 1370235363), (7, 1174487454), (9, 913490242), (14, 587243727), (18, 456745121), (21, 391495818), (42, 195747909), (49, 167783922), (63, 130498606), (98, 83891961), (126, 65249303), (147, 55927974), (294, 27963987), (441, 18642658), (647, 12706974), (882, 9321329), (1294, 6353487), (1941, 4235658), (3882, 2117829), (4529, 1815282), (5823, 1411886), (9058, 907641), (11646, 705943), (13587, 605094), (14407, 570654), (27174, 302547), (28814, 285327), (31703, 259326), (40761, 201698), (43221, 190218), (63406, 129663), (81522, 100849), (86442, 95109)]