78769383

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 139898880

約数和(自身を除く): 61129497

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 131, 133, 137, 209, 231, 393, 399, 411, 627, 917, 959, 1441, 1463, 1507, 2489, 2603, 2751, 2877, 4323, 4389, 4521, 7467, 7809, 10087, 10549, 17423, 17947, 18221, 27379, 28633, 30261, 31647, 52269, 53841, 54663, 82137, 85899, 125629, 191653, 197417, 200431, 340993, 376887, 574959, 592251, 601293, 1022979, 1381919, 2386951, 3750923, 4145757, 7160853, 11252769, 26256461, 78769383]

約数ペア:

[(1, 78769383), (3, 26256461), (7, 11252769), (11, 7160853), (19, 4145757), (21, 3750923), (33, 2386951), (57, 1381919), (77, 1022979), (131, 601293), (133, 592251), (137, 574959), (209, 376887), (231, 340993), (393, 200431), (399, 197417), (411, 191653), (627, 125629), (917, 85899), (959, 82137), (1441, 54663), (1463, 53841), (1507, 52269), (2489, 31647), (2603, 30261), (2751, 28633), (2877, 27379), (4323, 18221), (4389, 17947), (4521, 17423), (7467, 10549), (7809, 10087)]