163935870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{111521}}^1$

素因数の和:111545

約数の個数: 48

約数和(自身を含む): 457686288

約数和(自身を除く): 293750418

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 111521, 223042, 334563, 557605, 669126, 780647, 1115210, 1561294, 1672815, 2341941, 3345630, 3903235, 4683882, 5464529, 7806470, 10929058, 11709705, 16393587, 23419410, 27322645, 32787174, 54645290, 81967935, 163935870]

約数ペア:

[(1, 163935870), (2, 81967935), (3, 54645290), (5, 32787174), (6, 27322645), (7, 23419410), (10, 16393587), (14, 11709705), (15, 10929058), (21, 7806470), (30, 5464529), (35, 4683882), (42, 3903235), (49, 3345630), (70, 2341941), (98, 1672815), (105, 1561294), (147, 1115210), (210, 780647), (245, 669126), (294, 557605), (490, 334563), (735, 223042), (1470, 111521)]