131423942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 226939776

約数和(自身を除く): 95515834

約数列:

[1, 2, 13, 26, 31, 41, 62, 82, 97, 194, 403, 533, 806, 1066, 1261, 1271, 1681, 2522, 2542, 3007, 3362, 3977, 6014, 7954, 16523, 21853, 33046, 39091, 43706, 51701, 52111, 78182, 103402, 104222, 123287, 163057, 246574, 326114, 677443, 1354886, 1602731, 2119741, 3205462, 4239482, 5054767, 10109534, 65711971, 131423942]

約数ペア:

[(1, 131423942), (2, 65711971), (13, 10109534), (26, 5054767), (31, 4239482), (41, 3205462), (62, 2119741), (82, 1602731), (97, 1354886), (194, 677443), (403, 326114), (533, 246574), (806, 163057), (1066, 123287), (1261, 104222), (1271, 103402), (1681, 78182), (2522, 52111), (2542, 51701), (3007, 43706), (3362, 39091), (3977, 33046), (6014, 21853), (7954, 16523)]