31194870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21221}}^1$

素因数の和:21245

約数の個数: 48

約数和(自身を含む): 87095088

約数和(自身を除く): 55900218

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, 21221, 42442, 63663, 106105, 127326, 148547, 212210, 297094, 318315, 445641, 636630, 742735, 891282, 1039829, 1485470, 2079658, 2228205, 3119487, 4456410, 5199145, 6238974, 10398290, 15597435, 31194870]

約数ペア:

[(1, 31194870), (2, 15597435), (3, 10398290), (5, 6238974), (6, 5199145), (7, 4456410), (10, 3119487), (14, 2228205), (15, 2079658), (21, 1485470), (30, 1039829), (35, 891282), (42, 742735), (49, 636630), (70, 445641), (98, 318315), (105, 297094), (147, 212210), (210, 148547), (245, 127326), (294, 106105), (490, 63663), (735, 42442), (1470, 21221)]