218965908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{1213}}^1$

素因数の和:1541

約数の個数: 72

約数和(自身を含む): 596763552

約数和(自身を除く): 377797644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 307, 588, 614, 921, 1213, 1228, 1842, 2149, 2426, 3639, 3684, 4298, 4852, 6447, 7278, 8491, 8596, 12894, 14556, 15043, 16982, 25473, 25788, 30086, 33964, 45129, 50946, 59437, 60172, 90258, 101892, 118874, 178311, 180516, 237748, 356622, 372391, 713244, 744782, 1117173, 1489564, 2234346, 2606737, 4468692, 5213474, 7820211, 10426948, 15640422, 18247159, 31280844, 36494318, 54741477, 72988636, 109482954, 218965908]

約数ペア:

[(1, 218965908), (2, 109482954), (3, 72988636), (4, 54741477), (6, 36494318), (7, 31280844), (12, 18247159), (14, 15640422), (21, 10426948), (28, 7820211), (42, 5213474), (49, 4468692), (84, 2606737), (98, 2234346), (147, 1489564), (196, 1117173), (294, 744782), (307, 713244), (588, 372391), (614, 356622), (921, 237748), (1213, 180516), (1228, 178311), (1842, 118874), (2149, 101892), (2426, 90258), (3639, 60172), (3684, 59437), (4298, 50946), (4852, 45129), (6447, 33964), (7278, 30086), (8491, 25788), (8596, 25473), (12894, 16982), (14556, 15043)]