661629204

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{206501}}^1$

素因数の和:206600

約数の個数: 36

約数和(自身を含む): 1691251380

約数和(自身を除く): 1029622176

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 206501, 413002, 619503, 826004, 1239006, 1858509, 2478012, 3717018, 7434036, 18378589, 36757178, 55135767, 73514356, 110271534, 165407301, 220543068, 330814602, 661629204]

約数ペア:

[(1, 661629204), (2, 330814602), (3, 220543068), (4, 165407301), (6, 110271534), (9, 73514356), (12, 55135767), (18, 36757178), (36, 18378589), (89, 7434036), (178, 3717018), (267, 2478012), (356, 1858509), (534, 1239006), (801, 826004), (1068, 619503), (1602, 413002), (3204, 206501)]