201489338

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 358318080

約数和(自身を除く): 156828742

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 71, 142, 191, 323, 382, 391, 437, 646, 782, 874, 1207, 1349, 1633, 2414, 2698, 3247, 3266, 3629, 4393, 6494, 7258, 7429, 8786, 13561, 14858, 22933, 27122, 27761, 31027, 45866, 55522, 61693, 62054, 74681, 83467, 123386, 149362, 166934, 230537, 257659, 311903, 461074, 515318, 527459, 623806, 1054918, 1418939, 2837878, 4380203, 5302351, 5926157, 8760406, 10604702, 11852314, 100744669, 201489338]

約数ペア:

[(1, 201489338), (2, 100744669), (17, 11852314), (19, 10604702), (23, 8760406), (34, 5926157), (38, 5302351), (46, 4380203), (71, 2837878), (142, 1418939), (191, 1054918), (323, 623806), (382, 527459), (391, 515318), (437, 461074), (646, 311903), (782, 257659), (874, 230537), (1207, 166934), (1349, 149362), (1633, 123386), (2414, 83467), (2698, 74681), (3247, 62054), (3266, 61693), (3629, 55522), (4393, 45866), (6494, 31027), (7258, 27761), (7429, 27122), (8786, 22933), (13561, 14858)]