215366788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15991}}^1$

素因数の和:16052

約数の個数: 48

約数和(自身を含む): 476433664

約数和(自身を除く): 261066876

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1924, 3367, 6734, 13468, 15991, 31982, 63964, 111937, 207883, 223874, 415766, 447748, 591667, 831532, 1183334, 1455181, 2366668, 2910362, 4141669, 5820724, 7691671, 8283338, 15383342, 16566676, 30766684, 53841697, 107683394, 215366788]

約数ペア:

[(1, 215366788), (2, 107683394), (4, 53841697), (7, 30766684), (13, 16566676), (14, 15383342), (26, 8283338), (28, 7691671), (37, 5820724), (52, 4141669), (74, 2910362), (91, 2366668), (148, 1455181), (182, 1183334), (259, 831532), (364, 591667), (481, 447748), (518, 415766), (962, 223874), (1036, 207883), (1924, 111937), (3367, 63964), (6734, 31982), (13468, 15991)]