31428072

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{33577}}^1$

素因数の和:33602

約数の個数: 48

約数和(自身を含む): 91667940

約数和(自身を除く): 60239868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 33577, 67154, 100731, 134308, 201462, 268616, 302193, 402924, 436501, 604386, 805848, 873002, 1208772, 1309503, 1746004, 2417544, 2619006, 3492008, 3928509, 5238012, 7857018, 10476024, 15714036, 31428072]

約数ペア:

[(1, 31428072), (2, 15714036), (3, 10476024), (4, 7857018), (6, 5238012), (8, 3928509), (9, 3492008), (12, 2619006), (13, 2417544), (18, 1746004), (24, 1309503), (26, 1208772), (36, 873002), (39, 805848), (52, 604386), (72, 436501), (78, 402924), (104, 302193), (117, 268616), (156, 201462), (234, 134308), (312, 100731), (468, 67154), (936, 33577)]