13118778

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 30326400

約数和(自身を除く): 17207622

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 431, 534, 801, 862, 1293, 1602, 1691, 2586, 3382, 3879, 5073, 7758, 8189, 10146, 15219, 16378, 24567, 30438, 38359, 49134, 73701, 76718, 115077, 147402, 230154, 345231, 690462, 728821, 1457642, 2186463, 4372926, 6559389, 13118778]

約数ペア:

[(1, 13118778), (2, 6559389), (3, 4372926), (6, 2186463), (9, 1457642), (18, 728821), (19, 690462), (38, 345231), (57, 230154), (89, 147402), (114, 115077), (171, 76718), (178, 73701), (267, 49134), (342, 38359), (431, 30438), (534, 24567), (801, 16378), (862, 15219), (1293, 10146), (1602, 8189), (1691, 7758), (2586, 5073), (3382, 3879)]