42642756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 108

約数和(自身を含む): 120168048

約数和(自身を除く): 77525292

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 163, 169, 172, 234, 258, 326, 338, 387, 468, 489, 507, 516, 559, 652, 676, 774, 978, 1014, 1118, 1467, 1521, 1548, 1677, 1956, 2028, 2119, 2236, 2934, 3042, 3354, 4238, 5031, 5868, 6084, 6357, 6708, 7009, 7267, 8476, 10062, 12714, 14018, 14534, 19071, 20124, 21027, 21801, 25428, 27547, 28036, 29068, 38142, 42054, 43602, 55094, 63081, 65403, 76284, 82641, 84108, 87204, 91117, 110188, 126162, 130806, 165282, 182234, 247923, 252324, 261612, 273351, 330564, 364468, 495846, 546702, 820053, 991692, 1093404, 1184521, 1640106, 2369042, 3280212, 3553563, 4738084, 7107126, 10660689, 14214252, 21321378, 42642756]

約数ペア:

[(1, 42642756), (2, 21321378), (3, 14214252), (4, 10660689), (6, 7107126), (9, 4738084), (12, 3553563), (13, 3280212), (18, 2369042), (26, 1640106), (36, 1184521), (39, 1093404), (43, 991692), (52, 820053), (78, 546702), (86, 495846), (117, 364468), (129, 330564), (156, 273351), (163, 261612), (169, 252324), (172, 247923), (234, 182234), (258, 165282), (326, 130806), (338, 126162), (387, 110188), (468, 91117), (489, 87204), (507, 84108), (516, 82641), (559, 76284), (652, 65403), (676, 63081), (774, 55094), (978, 43602), (1014, 42054), (1118, 38142), (1467, 29068), (1521, 28036), (1548, 27547), (1677, 25428), (1956, 21801), (2028, 21027), (2119, 20124), (2236, 19071), (2934, 14534), (3042, 14018), (3354, 12714), (4238, 10062), (5031, 8476), (5868, 7267), (6084, 7009), (6357, 6708)]