2788234956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{126761}}^1$

素因数の和:126831

約数の個数: 72

約数和(自身を含む): 7751749824

約数和(自身を除く): 4963514868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 47, 52, 78, 94, 117, 141, 156, 188, 234, 282, 423, 468, 564, 611, 846, 1222, 1692, 1833, 2444, 3666, 5499, 7332, 10998, 21996, 126761, 253522, 380283, 507044, 760566, 1140849, 1521132, 1647893, 2281698, 3295786, 4563396, 4943679, 5957767, 6591572, 9887358, 11915534, 14831037, 17873301, 19774716, 23831068, 29662074, 35746602, 53619903, 59324148, 71493204, 77450971, 107239806, 154901942, 214479612, 232352913, 309803884, 464705826, 697058739, 929411652, 1394117478, 2788234956]

約数ペア:

[(1, 2788234956), (2, 1394117478), (3, 929411652), (4, 697058739), (6, 464705826), (9, 309803884), (12, 232352913), (13, 214479612), (18, 154901942), (26, 107239806), (36, 77450971), (39, 71493204), (47, 59324148), (52, 53619903), (78, 35746602), (94, 29662074), (117, 23831068), (141, 19774716), (156, 17873301), (188, 14831037), (234, 11915534), (282, 9887358), (423, 6591572), (468, 5957767), (564, 4943679), (611, 4563396), (846, 3295786), (1222, 2281698), (1692, 1647893), (1833, 1521132), (2444, 1140849), (3666, 760566), (5499, 507044), (7332, 380283), (10998, 253522), (21996, 126761)]