67801671

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 122880000

約数和(自身を除く): 55078329

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 79, 133, 171, 189, 237, 239, 399, 513, 553, 711, 717, 1197, 1501, 1659, 1673, 2133, 2151, 3591, 4503, 4541, 4977, 5019, 6453, 10507, 13509, 13623, 14931, 15057, 18881, 31521, 31787, 40527, 40869, 45171, 56643, 94563, 95361, 122607, 132167, 169929, 283689, 286083, 358739, 396501, 509787, 858249, 1076217, 1189503, 2511173, 3228651, 3568509, 7533519, 9685953, 22600557, 67801671]

約数ペア:

[(1, 67801671), (3, 22600557), (7, 9685953), (9, 7533519), (19, 3568509), (21, 3228651), (27, 2511173), (57, 1189503), (63, 1076217), (79, 858249), (133, 509787), (171, 396501), (189, 358739), (237, 286083), (239, 283689), (399, 169929), (513, 132167), (553, 122607), (711, 95361), (717, 94563), (1197, 56643), (1501, 45171), (1659, 40869), (1673, 40527), (2133, 31787), (2151, 31521), (3591, 18881), (4503, 15057), (4541, 14931), (4977, 13623), (5019, 13509), (6453, 10507)]