71968358

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 138559248

約数和(自身を除く): 66590890

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 101, 154, 202, 539, 661, 707, 1078, 1111, 1322, 1414, 2222, 4627, 4949, 7271, 7777, 9254, 9898, 14542, 15554, 32389, 50897, 54439, 64778, 66761, 101794, 108878, 133522, 356279, 467327, 712558, 734371, 934654, 1468742, 3271289, 5140597, 6542578, 10281194, 35984179, 71968358]

約数ペア:

[(1, 71968358), (2, 35984179), (7, 10281194), (11, 6542578), (14, 5140597), (22, 3271289), (49, 1468742), (77, 934654), (98, 734371), (101, 712558), (154, 467327), (202, 356279), (539, 133522), (661, 108878), (707, 101794), (1078, 66761), (1111, 64778), (1322, 54439), (1414, 50897), (2222, 32389), (4627, 15554), (4949, 14542), (7271, 9898), (7777, 9254)]