28977886028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{4423}}^1$

素因数の和:4927

約数の個数: 96

約数和(自身を含む): 64096327680

約数和(自身を除く): 35118441652

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 439, 533, 574, 878, 1066, 1148, 1756, 2132, 3073, 3731, 4423, 5707, 6146, 7462, 8846, 11414, 12292, 14924, 17692, 17999, 22828, 30961, 35998, 39949, 57499, 61922, 71996, 79898, 114998, 123844, 125993, 159796, 181343, 229996, 233987, 251986, 362686, 402493, 467974, 503972, 725372, 804986, 935948, 1269401, 1609972, 1637909, 1941697, 2357459, 2538802, 3275818, 3883394, 4714918, 5077604, 6551636, 7766788, 9429836, 13591879, 16502213, 25242061, 27183758, 33004426, 50484122, 54367516, 66008852, 79609577, 100968244, 159219154, 176694427, 318438308, 353388854, 557267039, 706777708, 1034924501, 1114534078, 2069849002, 2229068156, 4139698004, 7244471507, 14488943014, 28977886028]

約数ペア:

[(1, 28977886028), (2, 14488943014), (4, 7244471507), (7, 4139698004), (13, 2229068156), (14, 2069849002), (26, 1114534078), (28, 1034924501), (41, 706777708), (52, 557267039), (82, 353388854), (91, 318438308), (164, 176694427), (182, 159219154), (287, 100968244), (364, 79609577), (439, 66008852), (533, 54367516), (574, 50484122), (878, 33004426), (1066, 27183758), (1148, 25242061), (1756, 16502213), (2132, 13591879), (3073, 9429836), (3731, 7766788), (4423, 6551636), (5707, 5077604), (6146, 4714918), (7462, 3883394), (8846, 3275818), (11414, 2538802), (12292, 2357459), (14924, 1941697), (17692, 1637909), (17999, 1609972), (22828, 1269401), (30961, 935948), (35998, 804986), (39949, 725372), (57499, 503972), (61922, 467974), (71996, 402493), (79898, 362686), (114998, 251986), (123844, 233987), (125993, 229996), (159796, 181343)]