221796645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{2843}}^1$

素因数の和:3601

約数の個数: 32

約数和(自身を含む): 406259712

約数和(自身を除く): 184463067

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 743, 2229, 2843, 3715, 5201, 8529, 11145, 14215, 15603, 19901, 26005, 42645, 59703, 78015, 99505, 298515, 2112349, 6337047, 10561745, 14786443, 31685235, 44359329, 73932215, 221796645]

約数ペア:

[(1, 221796645), (3, 73932215), (5, 44359329), (7, 31685235), (15, 14786443), (21, 10561745), (35, 6337047), (105, 2112349), (743, 298515), (2229, 99505), (2843, 78015), (3715, 59703), (5201, 42645), (8529, 26005), (11145, 19901), (14215, 15603)]