213209892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3217}}^1$

素因数の和:3497

約数の個数: 72

約数和(自身を含む): 618473856

約数和(自身を除く): 405263964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 263, 526, 789, 1052, 1578, 1841, 2367, 3156, 3217, 3682, 4734, 5523, 6434, 7364, 9468, 9651, 11046, 12868, 16569, 19302, 22092, 22519, 28953, 33138, 38604, 45038, 57906, 66276, 67557, 90076, 115812, 135114, 202671, 270228, 405342, 810684, 846071, 1692142, 2538213, 3384284, 5076426, 5922497, 7614639, 10152852, 11844994, 15229278, 17767491, 23689988, 30458556, 35534982, 53302473, 71069964, 106604946, 213209892]

約数ペア:

[(1, 213209892), (2, 106604946), (3, 71069964), (4, 53302473), (6, 35534982), (7, 30458556), (9, 23689988), (12, 17767491), (14, 15229278), (18, 11844994), (21, 10152852), (28, 7614639), (36, 5922497), (42, 5076426), (63, 3384284), (84, 2538213), (126, 1692142), (252, 846071), (263, 810684), (526, 405342), (789, 270228), (1052, 202671), (1578, 135114), (1841, 115812), (2367, 90076), (3156, 67557), (3217, 66276), (3682, 57906), (4734, 45038), (5523, 38604), (6434, 33138), (7364, 28953), (9468, 22519), (9651, 22092), (11046, 19302), (12868, 16569)]