208905087404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{97859}}^1$

素因数の和:98610

約数の個数: 48

約数和(自身を含む): 400758620640

約数和(自身を除く): 191853533236

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 673, 793, 1346, 1586, 2692, 3172, 8749, 17498, 34996, 41053, 82106, 97859, 164212, 195718, 391436, 533689, 1067378, 1272167, 2134756, 2544334, 5088668, 5969399, 11938798, 23877596, 65859107, 77602187, 131718214, 155204374, 263436428, 310408748, 856168391, 1712336782, 3424673564, 4017405527, 8034811054, 16069622108, 52226271851, 104452543702, 208905087404]

約数ペア:

[(1, 208905087404), (2, 104452543702), (4, 52226271851), (13, 16069622108), (26, 8034811054), (52, 4017405527), (61, 3424673564), (122, 1712336782), (244, 856168391), (673, 310408748), (793, 263436428), (1346, 155204374), (1586, 131718214), (2692, 77602187), (3172, 65859107), (8749, 23877596), (17498, 11938798), (34996, 5969399), (41053, 5088668), (82106, 2544334), (97859, 2134756), (164212, 1272167), (195718, 1067378), (391436, 533689)]