30857722

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 54149760

約数和(自身を除く): 23292038

約数列:

[1, 2, 7, 14, 101, 139, 157, 202, 278, 314, 707, 973, 1099, 1414, 1946, 2198, 14039, 15857, 21823, 28078, 31714, 43646, 98273, 110999, 152761, 196546, 221998, 305522, 2204123, 4408246, 15428861, 30857722]

約数ペア:

[(1, 30857722), (2, 15428861), (7, 4408246), (14, 2204123), (101, 305522), (139, 221998), (157, 196546), (202, 152761), (278, 110999), (314, 98273), (707, 43646), (973, 31714), (1099, 28078), (1414, 21823), (1946, 15857), (2198, 14039)]