31481926

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 59415552

約数和(自身を除く): 27933626

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 251, 289, 434, 502, 527, 578, 1054, 1757, 2023, 3514, 3689, 4046, 4267, 7378, 7781, 8534, 8959, 15562, 17918, 29869, 54467, 59738, 62713, 72539, 108934, 125426, 132277, 145078, 264554, 507773, 925939, 1015546, 1851878, 2248709, 4497418, 15740963, 31481926]

約数ペア:

[(1, 31481926), (2, 15740963), (7, 4497418), (14, 2248709), (17, 1851878), (31, 1015546), (34, 925939), (62, 507773), (119, 264554), (217, 145078), (238, 132277), (251, 125426), (289, 108934), (434, 72539), (502, 62713), (527, 59738), (578, 54467), (1054, 29869), (1757, 17918), (2023, 15562), (3514, 8959), (3689, 8534), (4046, 7781), (4267, 7378)]