74991231

素因数分解:

$3^3\times 7^1\times {\mathrm{619}}^1\times {\mathrm{641}}^1$

素因数の和:1276

約数の個数: 32

約数和(自身を含む): 127372800

約数和(自身を除く): 52381569

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 619, 641, 1857, 1923, 4333, 4487, 5571, 5769, 12999, 13461, 16713, 17307, 38997, 40383, 116991, 121149, 396779, 1190337, 2777453, 3571011, 8332359, 10713033, 24997077, 74991231]

約数ペア:

[(1, 74991231), (3, 24997077), (7, 10713033), (9, 8332359), (21, 3571011), (27, 2777453), (63, 1190337), (189, 396779), (619, 121149), (641, 116991), (1857, 40383), (1923, 38997), (4333, 17307), (4487, 16713), (5571, 13461), (5769, 12999)]