445356

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 1146600

約数和(自身を除く): 701244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 139, 178, 267, 278, 356, 417, 534, 556, 801, 834, 1068, 1251, 1602, 1668, 2502, 3204, 5004, 12371, 24742, 37113, 49484, 74226, 111339, 148452, 222678, 445356]

約数ペア:

[(1, 445356), (2, 222678), (3, 148452), (4, 111339), (6, 74226), (9, 49484), (12, 37113), (18, 24742), (36, 12371), (89, 5004), (139, 3204), (178, 2502), (267, 1668), (278, 1602), (356, 1251), (417, 1068), (534, 834), (556, 801)]