131723748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1889}}^1$

素因数の和:2061

約数の個数: 72

約数和(自身を含む): 361179000

約数和(自身を除く): 229455252

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 149, 156, 234, 298, 447, 468, 596, 894, 1341, 1788, 1889, 1937, 2682, 3778, 3874, 5364, 5667, 5811, 7556, 7748, 11334, 11622, 17001, 17433, 22668, 23244, 24557, 34002, 34866, 49114, 68004, 69732, 73671, 98228, 147342, 221013, 281461, 294684, 442026, 562922, 844383, 884052, 1125844, 1688766, 2533149, 3377532, 3658993, 5066298, 7317986, 10132596, 10976979, 14635972, 21953958, 32930937, 43907916, 65861874, 131723748]

約数ペア:

[(1, 131723748), (2, 65861874), (3, 43907916), (4, 32930937), (6, 21953958), (9, 14635972), (12, 10976979), (13, 10132596), (18, 7317986), (26, 5066298), (36, 3658993), (39, 3377532), (52, 2533149), (78, 1688766), (117, 1125844), (149, 884052), (156, 844383), (234, 562922), (298, 442026), (447, 294684), (468, 281461), (596, 221013), (894, 147342), (1341, 98228), (1788, 73671), (1889, 69732), (1937, 68004), (2682, 49114), (3778, 34866), (3874, 34002), (5364, 24557), (5667, 23244), (5811, 22668), (7556, 17433), (7748, 17001), (11334, 11622)]