78505038

素因数分解:

$2^1\times 3^5\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1171

約数の個数: 48

約数和(自身を含む): 177655296

約数和(自身を除く): 99150258

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 243, 326, 486, 489, 978, 991, 1467, 1982, 2934, 2973, 4401, 5946, 8802, 8919, 13203, 17838, 26406, 26757, 39609, 53514, 79218, 80271, 160542, 161533, 240813, 323066, 481626, 484599, 969198, 1453797, 2907594, 4361391, 8722782, 13084173, 26168346, 39252519, 78505038]

約数ペア:

[(1, 78505038), (2, 39252519), (3, 26168346), (6, 13084173), (9, 8722782), (18, 4361391), (27, 2907594), (54, 1453797), (81, 969198), (162, 484599), (163, 481626), (243, 323066), (326, 240813), (486, 161533), (489, 160542), (978, 80271), (991, 79218), (1467, 53514), (1982, 39609), (2934, 26757), (2973, 26406), (4401, 17838), (5946, 13203), (8802, 8919)]