73919979

素因数分解:

$3^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{947}}^1$

素因数の和:1029

約数の個数: 48

約数和(自身を含む): 129686400

約数和(自身を除く): 55766421

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 147, 177, 189, 413, 441, 531, 947, 1239, 1323, 1593, 2841, 2891, 3717, 6629, 8523, 8673, 11151, 19887, 25569, 26019, 46403, 55873, 59661, 78057, 139209, 167619, 178983, 391111, 417627, 502857, 1173333, 1252881, 1508571, 2737777, 3519999, 8213331, 10559997, 24639993, 73919979]

約数ペア:

[(1, 73919979), (3, 24639993), (7, 10559997), (9, 8213331), (21, 3519999), (27, 2737777), (49, 1508571), (59, 1252881), (63, 1173333), (147, 502857), (177, 417627), (189, 391111), (413, 178983), (441, 167619), (531, 139209), (947, 78057), (1239, 59661), (1323, 55873), (1593, 46403), (2841, 26019), (2891, 25569), (3717, 19887), (6629, 11151), (8523, 8673)]