31415406911

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1$

素因数の和:1068

約数の個数: 64

約数和(自身を含む): 40454553600

約数和(自身を除く): 9039146689

約数列:

[1, 7, 19, 23, 47, 133, 161, 329, 353, 437, 619, 893, 1081, 2471, 3059, 4333, 6251, 6707, 7567, 8119, 11761, 14237, 16591, 20539, 29093, 46949, 56833, 82327, 99659, 116137, 143773, 154261, 203651, 218507, 270503, 315229, 381593, 552767, 669139, 1079827, 1529549, 1893521, 2206603, 2671151, 3869369, 4151633, 4683973, 5025661, 7250267, 10269829, 12713641, 29061431, 35179627, 50751869, 71888803, 88995487, 95487559, 195126751, 236206067, 668412913, 1365887257, 1653442469, 4487915273, 31415406911]

約数ペア:

[(1, 31415406911), (7, 4487915273), (19, 1653442469), (23, 1365887257), (47, 668412913), (133, 236206067), (161, 195126751), (329, 95487559), (353, 88995487), (437, 71888803), (619, 50751869), (893, 35179627), (1081, 29061431), (2471, 12713641), (3059, 10269829), (4333, 7250267), (6251, 5025661), (6707, 4683973), (7567, 4151633), (8119, 3869369), (11761, 2671151), (14237, 2206603), (16591, 1893521), (20539, 1529549), (29093, 1079827), (46949, 669139), (56833, 552767), (82327, 381593), (99659, 315229), (116137, 270503), (143773, 218507), (154261, 203651)]