201848721993

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2713}}^1\times {\mathrm{18917}}^1$

素因数の和:21678

約数の個数: 48

約数和(自身を含む): 320383140480

約数和(自身を除く): 118534418487

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 2713, 3933, 8139, 18917, 24417, 51547, 56751, 62399, 154641, 170253, 187197, 359423, 435091, 463923, 561591, 1078269, 1185581, 1305273, 3234807, 3556743, 3915819, 8266729, 10670229, 24800187, 51321821, 74400561, 153965463, 461896389, 975114599, 1180401883, 2925343797, 3541205649, 8776031391, 10623616947, 22427635777, 67282907331, 201848721993]

約数ペア:

[(1, 201848721993), (3, 67282907331), (9, 22427635777), (19, 10623616947), (23, 8776031391), (57, 3541205649), (69, 2925343797), (171, 1180401883), (207, 975114599), (437, 461896389), (1311, 153965463), (2713, 74400561), (3933, 51321821), (8139, 24800187), (18917, 10670229), (24417, 8266729), (51547, 3915819), (56751, 3556743), (62399, 3234807), (154641, 1305273), (170253, 1185581), (187197, 1078269), (359423, 561591), (435091, 463923)]