318287268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1061}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 868618296

約数和(自身を除く): 550331028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 641, 1061, 1282, 1923, 2122, 2564, 3183, 3846, 4244, 5769, 6366, 7692, 8333, 9549, 11538, 12732, 13793, 16666, 19098, 23076, 24999, 27586, 33332, 38196, 41379, 49998, 55172, 74997, 82758, 99996, 124137, 149994, 165516, 248274, 299988, 496548, 680101, 1360202, 2040303, 2720404, 4080606, 6120909, 8161212, 8841313, 12241818, 17682626, 24483636, 26523939, 35365252, 53047878, 79571817, 106095756, 159143634, 318287268]

約数ペア:

[(1, 318287268), (2, 159143634), (3, 106095756), (4, 79571817), (6, 53047878), (9, 35365252), (12, 26523939), (13, 24483636), (18, 17682626), (26, 12241818), (36, 8841313), (39, 8161212), (52, 6120909), (78, 4080606), (117, 2720404), (156, 2040303), (234, 1360202), (468, 680101), (641, 496548), (1061, 299988), (1282, 248274), (1923, 165516), (2122, 149994), (2564, 124137), (3183, 99996), (3846, 82758), (4244, 74997), (5769, 55172), (6366, 49998), (7692, 41379), (8333, 38196), (9549, 33332), (11538, 27586), (12732, 24999), (13793, 23076), (16666, 19098)]