220877223

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{2297}}^1$

素因数の和:2567

約数の個数: 32

約数和(自身を含む): 355914240

約数和(自身を除く): 135037017

約数列:

[1, 3, 7, 19, 21, 57, 133, 241, 399, 723, 1687, 2297, 4579, 5061, 6891, 13737, 16079, 32053, 43643, 48237, 96159, 130929, 305501, 553577, 916503, 1660731, 3875039, 10517963, 11625117, 31553889, 73625741, 220877223]

約数ペア:

[(1, 220877223), (3, 73625741), (7, 31553889), (19, 11625117), (21, 10517963), (57, 3875039), (133, 1660731), (241, 916503), (399, 553577), (723, 305501), (1687, 130929), (2297, 96159), (4579, 48237), (5061, 43643), (6891, 32053), (13737, 16079)]