201172881

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 353035200

約数和(自身を除く): 151862319

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 199, 273, 299, 483, 529, 597, 637, 897, 1127, 1393, 1587, 1911, 2093, 2587, 3381, 3703, 4179, 4577, 6279, 6877, 7761, 9751, 11109, 13731, 14651, 18109, 20631, 25921, 29253, 32039, 43953, 48139, 54327, 59501, 77763, 96117, 105271, 126763, 144417, 178503, 224273, 315813, 336973, 380289, 416507, 672819, 736897, 1010919, 1249521, 1368523, 2210691, 2915549, 4105569, 5158279, 8746647, 9579661, 15474837, 28738983, 67057627, 201172881]

約数ペア:

[(1, 201172881), (3, 67057627), (7, 28738983), (13, 15474837), (21, 9579661), (23, 8746647), (39, 5158279), (49, 4105569), (69, 2915549), (91, 2210691), (147, 1368523), (161, 1249521), (199, 1010919), (273, 736897), (299, 672819), (483, 416507), (529, 380289), (597, 336973), (637, 315813), (897, 224273), (1127, 178503), (1393, 144417), (1587, 126763), (1911, 105271), (2093, 96117), (2587, 77763), (3381, 59501), (3703, 54327), (4179, 48139), (4577, 43953), (6279, 32039), (6877, 29253), (7761, 25921), (9751, 20631), (11109, 18109), (13731, 14651)]