71784738

素因数分解:

$2^1\times 3^3\times {\mathrm{67}}^1\times {\mathrm{19841}}^1$

素因数の和:19919

約数の個数: 32

約数和(自身を含む): 161910720

約数和(自身を除く): 90125982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 134, 201, 402, 603, 1206, 1809, 3618, 19841, 39682, 59523, 119046, 178569, 357138, 535707, 1071414, 1329347, 2658694, 3988041, 7976082, 11964123, 23928246, 35892369, 71784738]

約数ペア:

[(1, 71784738), (2, 35892369), (3, 23928246), (6, 11964123), (9, 7976082), (18, 3988041), (27, 2658694), (54, 1329347), (67, 1071414), (134, 535707), (201, 357138), (402, 178569), (603, 119046), (1206, 59523), (1809, 39682), (3618, 19841)]