213365684

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{613}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 442315776

約数和(自身を除く): 228950092

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 401, 434, 613, 802, 868, 1226, 1604, 2452, 2807, 4291, 5614, 8582, 11228, 12431, 17164, 19003, 24862, 38006, 49724, 76012, 87017, 133021, 174034, 245813, 266042, 348068, 491626, 532084, 983252, 1720691, 3441382, 6882764, 7620203, 15240406, 30480812, 53341421, 106682842, 213365684]

約数ペア:

[(1, 213365684), (2, 106682842), (4, 53341421), (7, 30480812), (14, 15240406), (28, 7620203), (31, 6882764), (62, 3441382), (124, 1720691), (217, 983252), (401, 532084), (434, 491626), (613, 348068), (802, 266042), (868, 245813), (1226, 174034), (1604, 133021), (2452, 87017), (2807, 76012), (4291, 49724), (5614, 38006), (8582, 24862), (11228, 19003), (12431, 17164)]