51142138

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 30972422

約数列:

[1, 2, 29, 53, 58, 106, 127, 131, 254, 262, 1537, 3074, 3683, 3799, 6731, 6943, 7366, 7598, 13462, 13886, 16637, 33274, 195199, 201347, 390398, 402694, 482473, 881761, 964946, 1763522, 25571069, 51142138]

約数ペア:

[(1, 51142138), (2, 25571069), (29, 1763522), (53, 964946), (58, 881761), (106, 482473), (127, 402694), (131, 390398), (254, 201347), (262, 195199), (1537, 33274), (3074, 16637), (3683, 13886), (3799, 13462), (6731, 7598), (6943, 7366)]