311998518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{733}}^1$

素因数の和:878

約数の個数: 96

約数和(自身を含む): 779085216

約数和(自身を除く): 467086698

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 107, 117, 153, 214, 221, 234, 306, 321, 442, 642, 663, 733, 963, 1326, 1391, 1466, 1819, 1926, 1989, 2199, 2782, 3638, 3978, 4173, 4398, 5457, 6597, 8346, 9529, 10914, 12461, 12519, 13194, 16371, 19058, 23647, 24922, 25038, 28587, 32742, 37383, 47294, 57174, 70941, 74766, 78431, 85761, 112149, 141882, 156862, 161993, 171522, 212823, 224298, 235293, 323986, 425646, 470586, 485979, 705879, 971958, 1019603, 1333327, 1411758, 1457937, 2039206, 2666654, 2915874, 3058809, 3999981, 6117618, 7999962, 9176427, 11999943, 17333251, 18352854, 23999886, 34666502, 51999753, 103999506, 155999259, 311998518]

約数ペア:

[(1, 311998518), (2, 155999259), (3, 103999506), (6, 51999753), (9, 34666502), (13, 23999886), (17, 18352854), (18, 17333251), (26, 11999943), (34, 9176427), (39, 7999962), (51, 6117618), (78, 3999981), (102, 3058809), (107, 2915874), (117, 2666654), (153, 2039206), (214, 1457937), (221, 1411758), (234, 1333327), (306, 1019603), (321, 971958), (442, 705879), (642, 485979), (663, 470586), (733, 425646), (963, 323986), (1326, 235293), (1391, 224298), (1466, 212823), (1819, 171522), (1926, 161993), (1989, 156862), (2199, 141882), (2782, 112149), (3638, 85761), (3978, 78431), (4173, 74766), (4398, 70941), (5457, 57174), (6597, 47294), (8346, 37383), (9529, 32742), (10914, 28587), (12461, 25038), (12519, 24922), (13194, 23647), (16371, 19058)]