201431516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 440971776

約数和(自身を除く): 239540260

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 61, 92, 122, 143, 244, 251, 253, 286, 299, 502, 506, 572, 598, 671, 793, 1004, 1012, 1196, 1342, 1403, 1586, 2684, 2761, 2806, 3172, 3263, 3289, 5522, 5612, 5773, 6526, 6578, 8723, 11044, 11546, 13052, 13156, 15311, 15433, 17446, 18239, 23092, 30622, 30866, 34892, 35893, 36478, 61244, 61732, 63503, 71786, 72956, 75049, 127006, 143572, 150098, 168421, 199043, 200629, 254012, 300196, 336842, 352153, 398086, 401258, 673684, 704306, 796172, 802516, 825539, 1408612, 1651078, 2189473, 3302156, 3873683, 4378946, 4577989, 7747366, 8757892, 9155978, 15494732, 18311956, 50357879, 100715758, 201431516]

約数ペア:

[(1, 201431516), (2, 100715758), (4, 50357879), (11, 18311956), (13, 15494732), (22, 9155978), (23, 8757892), (26, 7747366), (44, 4577989), (46, 4378946), (52, 3873683), (61, 3302156), (92, 2189473), (122, 1651078), (143, 1408612), (244, 825539), (251, 802516), (253, 796172), (286, 704306), (299, 673684), (502, 401258), (506, 398086), (572, 352153), (598, 336842), (671, 300196), (793, 254012), (1004, 200629), (1012, 199043), (1196, 168421), (1342, 150098), (1403, 143572), (1586, 127006), (2684, 75049), (2761, 72956), (2806, 71786), (3172, 63503), (3263, 61732), (3289, 61244), (5522, 36478), (5612, 35893), (5773, 34892), (6526, 30866), (6578, 30622), (8723, 23092), (11044, 18239), (11546, 17446), (13052, 15433), (13156, 15311)]