201674979

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 328872960

約数和(自身を除く): 127197981

約数列:

[1, 3, 9, 11, 33, 47, 89, 99, 141, 267, 423, 487, 517, 801, 979, 1461, 1551, 2937, 4183, 4383, 4653, 5357, 8811, 12549, 16071, 22889, 37647, 43343, 46013, 48213, 68667, 130029, 138039, 206001, 251779, 390087, 414117, 476773, 755337, 1430319, 2037121, 2266011, 4290957, 6111363, 18334089, 22408331, 67224993, 201674979]

約数ペア:

[(1, 201674979), (3, 67224993), (9, 22408331), (11, 18334089), (33, 6111363), (47, 4290957), (89, 2266011), (99, 2037121), (141, 1430319), (267, 755337), (423, 476773), (487, 414117), (517, 390087), (801, 251779), (979, 206001), (1461, 138039), (1551, 130029), (2937, 68667), (4183, 48213), (4383, 46013), (4653, 43343), (5357, 37647), (8811, 22889), (12549, 16071)]