490437393412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{4201}}^1\times {\mathrm{15193}}^1$

素因数の和:19528

約数の個数: 48

約数和(自身を含む): 917072280432

約数和(自身を除く): 426634887020

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 3842, 4201, 7684, 8402, 15193, 16804, 30386, 60772, 71417, 142834, 258281, 285668, 474713, 516562, 949426, 1033124, 1716809, 1898852, 3433618, 6867236, 8070121, 16140242, 29185753, 32280484, 58371506, 63825793, 116743012, 127651586, 255303172, 1085038481, 2170076962, 4340153924, 7212314609, 14424629218, 28849258436, 122609348353, 245218696706, 490437393412]

約数ペア:

[(1, 490437393412), (2, 245218696706), (4, 122609348353), (17, 28849258436), (34, 14424629218), (68, 7212314609), (113, 4340153924), (226, 2170076962), (452, 1085038481), (1921, 255303172), (3842, 127651586), (4201, 116743012), (7684, 63825793), (8402, 58371506), (15193, 32280484), (16804, 29185753), (30386, 16140242), (60772, 8070121), (71417, 6867236), (142834, 3433618), (258281, 1898852), (285668, 1716809), (474713, 1033124), (516562, 949426)]