31685738

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 55738368

約数和(自身を除く): 24052630

約数列:

[1, 2, 7, 14, 71, 127, 142, 251, 254, 497, 502, 889, 994, 1757, 1778, 3514, 9017, 17821, 18034, 31877, 35642, 63119, 63754, 124747, 126238, 223139, 249494, 446278, 2263267, 4526534, 15842869, 31685738]

約数ペア:

[(1, 31685738), (2, 15842869), (7, 4526534), (14, 2263267), (71, 446278), (127, 249494), (142, 223139), (251, 126238), (254, 124747), (497, 63754), (502, 63119), (889, 35642), (994, 31877), (1757, 18034), (1778, 17821), (3514, 9017)]