78238818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{787}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 199710720

約数和(自身を除く): 121471902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 263, 378, 526, 787, 789, 1574, 1578, 1841, 2361, 2367, 3682, 4722, 4734, 5509, 5523, 7083, 7101, 11018, 11046, 14166, 14202, 16527, 16569, 21249, 33054, 33138, 42498, 49581, 49707, 99162, 99414, 148743, 206981, 297486, 413962, 620943, 1241886, 1448867, 1862829, 2897734, 3725658, 4346601, 5588487, 8693202, 11176974, 13039803, 26079606, 39119409, 78238818]

約数ペア:

[(1, 78238818), (2, 39119409), (3, 26079606), (6, 13039803), (7, 11176974), (9, 8693202), (14, 5588487), (18, 4346601), (21, 3725658), (27, 2897734), (42, 1862829), (54, 1448867), (63, 1241886), (126, 620943), (189, 413962), (263, 297486), (378, 206981), (526, 148743), (787, 99414), (789, 99162), (1574, 49707), (1578, 49581), (1841, 42498), (2361, 33138), (2367, 33054), (3682, 21249), (4722, 16569), (4734, 16527), (5509, 14202), (5523, 14166), (7083, 11046), (7101, 11018)]