397777492

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3917

約数の個数: 72

約数和(自身を含む): 885282048

約数和(自身を除く): 487504556

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 49, 62, 68, 98, 119, 124, 196, 217, 238, 434, 476, 527, 833, 868, 1054, 1519, 1666, 2108, 3038, 3332, 3689, 3851, 6076, 7378, 7702, 14756, 15404, 25823, 26957, 51646, 53914, 65467, 103292, 107828, 119381, 130934, 188699, 238762, 261868, 377398, 458269, 477524, 754796, 835667, 916538, 1671334, 1833076, 2029477, 3207883, 3342668, 4058954, 5849669, 6415766, 8117908, 11699338, 12831532, 14206339, 23398676, 28412678, 56825356, 99444373, 198888746, 397777492]

約数ペア:

[(1, 397777492), (2, 198888746), (4, 99444373), (7, 56825356), (14, 28412678), (17, 23398676), (28, 14206339), (31, 12831532), (34, 11699338), (49, 8117908), (62, 6415766), (68, 5849669), (98, 4058954), (119, 3342668), (124, 3207883), (196, 2029477), (217, 1833076), (238, 1671334), (434, 916538), (476, 835667), (527, 754796), (833, 477524), (868, 458269), (1054, 377398), (1519, 261868), (1666, 238762), (2108, 188699), (3038, 130934), (3332, 119381), (3689, 107828), (3851, 103292), (6076, 65467), (7378, 53914), (7702, 51646), (14756, 26957), (15404, 25823)]