209400516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1741}}^1$

素因数の和:2021

約数の個数: 72

約数和(自身を含む): 572581464

約数和(自身を除く): 363180948

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 257, 468, 514, 771, 1028, 1542, 1741, 2313, 3084, 3341, 3482, 4626, 5223, 6682, 6964, 9252, 10023, 10446, 13364, 15669, 20046, 20892, 22633, 30069, 31338, 40092, 45266, 60138, 62676, 67899, 90532, 120276, 135798, 203697, 271596, 407394, 447437, 814788, 894874, 1342311, 1789748, 2684622, 4026933, 5369244, 5816681, 8053866, 11633362, 16107732, 17450043, 23266724, 34900086, 52350129, 69800172, 104700258, 209400516]

約数ペア:

[(1, 209400516), (2, 104700258), (3, 69800172), (4, 52350129), (6, 34900086), (9, 23266724), (12, 17450043), (13, 16107732), (18, 11633362), (26, 8053866), (36, 5816681), (39, 5369244), (52, 4026933), (78, 2684622), (117, 1789748), (156, 1342311), (234, 894874), (257, 814788), (468, 447437), (514, 407394), (771, 271596), (1028, 203697), (1542, 135798), (1741, 120276), (2313, 90532), (3084, 67899), (3341, 62676), (3482, 60138), (4626, 45266), (5223, 40092), (6682, 31338), (6964, 30069), (9252, 22633), (10023, 20892), (10446, 20046), (13364, 15669)]