201845979

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 304128000

約数和(自身を除く): 102282021

約数列:

[1, 3, 9, 27, 131, 149, 383, 393, 447, 1149, 1179, 1341, 3447, 3537, 4023, 10341, 19519, 50173, 57067, 58557, 150519, 171201, 175671, 451557, 513603, 527013, 1354671, 1540809, 7475777, 22427331, 67281993, 201845979]

約数ペア:

[(1, 201845979), (3, 67281993), (9, 22427331), (27, 7475777), (131, 1540809), (149, 1354671), (383, 527013), (393, 513603), (447, 451557), (1149, 175671), (1179, 171201), (1341, 150519), (3447, 58557), (3537, 57067), (4023, 50173), (10341, 19519)]