199382404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 384975360

約数和(自身を除く): 185592956

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 239, 244, 263, 478, 526, 793, 956, 1052, 1586, 3107, 3172, 3419, 6214, 6838, 12428, 13676, 14579, 16043, 29158, 32086, 58316, 62857, 64172, 125714, 189527, 208559, 251428, 379054, 417118, 758108, 817141, 834236, 1634282, 3268564, 3834277, 7668554, 15337108, 49845601, 99691202, 199382404]

約数ペア:

[(1, 199382404), (2, 99691202), (4, 49845601), (13, 15337108), (26, 7668554), (52, 3834277), (61, 3268564), (122, 1634282), (239, 834236), (244, 817141), (263, 758108), (478, 417118), (526, 379054), (793, 251428), (956, 208559), (1052, 189527), (1586, 125714), (3107, 64172), (3172, 62857), (3419, 58316), (6214, 32086), (6838, 29158), (12428, 16043), (13676, 14579)]