211427244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{17851}}^1$

素因数の和:17915

約数の個数: 72

約数和(自身を含む): 623820288

約数和(自身を除く): 412393044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 17851, 35702, 53553, 71404, 107106, 124957, 160659, 214212, 249914, 321318, 374871, 499828, 642636, 749742, 838997, 1124613, 1499484, 1677994, 2249226, 2516991, 3355988, 4498452, 5033982, 5872979, 7550973, 10067964, 11745958, 15101946, 17618937, 23491916, 30203892, 35237874, 52856811, 70475748, 105713622, 211427244]

約数ペア:

[(1, 211427244), (2, 105713622), (3, 70475748), (4, 52856811), (6, 35237874), (7, 30203892), (9, 23491916), (12, 17618937), (14, 15101946), (18, 11745958), (21, 10067964), (28, 7550973), (36, 5872979), (42, 5033982), (47, 4498452), (63, 3355988), (84, 2516991), (94, 2249226), (126, 1677994), (141, 1499484), (188, 1124613), (252, 838997), (282, 749742), (329, 642636), (423, 499828), (564, 374871), (658, 321318), (846, 249914), (987, 214212), (1316, 160659), (1692, 124957), (1974, 107106), (2961, 71404), (3948, 53553), (5922, 35702), (11844, 17851)]