28911768

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 79004160

約数和(自身を除く): 50092392

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 71, 76, 94, 114, 141, 142, 152, 188, 213, 228, 282, 284, 361, 376, 426, 456, 564, 568, 722, 852, 893, 1083, 1128, 1349, 1444, 1704, 1786, 2166, 2679, 2698, 2888, 3337, 3572, 4047, 4332, 5358, 5396, 6674, 7144, 8094, 8664, 10011, 10716, 10792, 13348, 16188, 16967, 20022, 21432, 25631, 26696, 32376, 33934, 40044, 50901, 51262, 63403, 67868, 76893, 80088, 101802, 102524, 126806, 135736, 153786, 190209, 203604, 205048, 253612, 307572, 380418, 407208, 507224, 615144, 760836, 1204657, 1521672, 2409314, 3613971, 4818628, 7227942, 9637256, 14455884, 28911768]

約数ペア:

[(1, 28911768), (2, 14455884), (3, 9637256), (4, 7227942), (6, 4818628), (8, 3613971), (12, 2409314), (19, 1521672), (24, 1204657), (38, 760836), (47, 615144), (57, 507224), (71, 407208), (76, 380418), (94, 307572), (114, 253612), (141, 205048), (142, 203604), (152, 190209), (188, 153786), (213, 135736), (228, 126806), (282, 102524), (284, 101802), (361, 80088), (376, 76893), (426, 67868), (456, 63403), (564, 51262), (568, 50901), (722, 40044), (852, 33934), (893, 32376), (1083, 26696), (1128, 25631), (1349, 21432), (1444, 20022), (1704, 16967), (1786, 16188), (2166, 13348), (2679, 10792), (2698, 10716), (2888, 10011), (3337, 8664), (3572, 8094), (4047, 7144), (4332, 6674), (5358, 5396)]