31887258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 71971200

約数和(自身を除く): 40083942

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 59, 78, 82, 118, 123, 169, 177, 246, 338, 354, 507, 533, 767, 1014, 1066, 1534, 1599, 2197, 2301, 2419, 3198, 4394, 4602, 4838, 6591, 6929, 7257, 9971, 13182, 13858, 14514, 19942, 20787, 29913, 31447, 41574, 59826, 62894, 90077, 94341, 129623, 180154, 188682, 259246, 270231, 388869, 408811, 540462, 777738, 817622, 1226433, 2452866, 5314543, 10629086, 15943629, 31887258]

約数ペア:

[(1, 31887258), (2, 15943629), (3, 10629086), (6, 5314543), (13, 2452866), (26, 1226433), (39, 817622), (41, 777738), (59, 540462), (78, 408811), (82, 388869), (118, 270231), (123, 259246), (169, 188682), (177, 180154), (246, 129623), (338, 94341), (354, 90077), (507, 62894), (533, 59826), (767, 41574), (1014, 31447), (1066, 29913), (1534, 20787), (1599, 19942), (2197, 14514), (2301, 13858), (2419, 13182), (3198, 9971), (4394, 7257), (4602, 6929), (4838, 6591)]