221473330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1097}}^1\times {\mathrm{1553}}^1$

素因数の和:2670

約数の個数: 32

約数和(自身を含む): 429985584

約数和(自身を除く): 208512254

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1097, 1553, 2194, 3106, 5485, 7765, 10970, 14261, 15530, 20189, 28522, 40378, 71305, 100945, 142610, 201890, 1703641, 3407282, 8518205, 17036410, 22147333, 44294666, 110736665, 221473330]

約数ペア:

[(1, 221473330), (2, 110736665), (5, 44294666), (10, 22147333), (13, 17036410), (26, 8518205), (65, 3407282), (130, 1703641), (1097, 201890), (1553, 142610), (2194, 100945), (3106, 71305), (5485, 40378), (7765, 28522), (10970, 20189), (14261, 15530)]