31005018

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 76944384

約数和(自身を除く): 45939366

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 127, 137, 162, 198, 254, 274, 297, 381, 411, 594, 762, 822, 891, 1143, 1233, 1397, 1507, 1782, 2286, 2466, 2794, 3014, 3429, 3699, 4191, 4521, 6858, 7398, 8382, 9042, 10287, 11097, 12573, 13563, 17399, 20574, 22194, 25146, 27126, 34798, 37719, 40689, 52197, 75438, 81378, 104394, 113157, 122067, 156591, 191389, 226314, 244134, 313182, 382778, 469773, 574167, 939546, 1148334, 1409319, 1722501, 2818638, 3445002, 5167503, 10335006, 15502509, 31005018]

約数ペア:

[(1, 31005018), (2, 15502509), (3, 10335006), (6, 5167503), (9, 3445002), (11, 2818638), (18, 1722501), (22, 1409319), (27, 1148334), (33, 939546), (54, 574167), (66, 469773), (81, 382778), (99, 313182), (127, 244134), (137, 226314), (162, 191389), (198, 156591), (254, 122067), (274, 113157), (297, 104394), (381, 81378), (411, 75438), (594, 52197), (762, 40689), (822, 37719), (891, 34798), (1143, 27126), (1233, 25146), (1397, 22194), (1507, 20574), (1782, 17399), (2286, 13563), (2466, 12573), (2794, 11097), (3014, 10287), (3429, 9042), (3699, 8382), (4191, 7398), (4521, 6858)]