778828164

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{72679}}^1$

素因数の和:72752

約数の個数: 48

約数和(自身を含む): 1953638400

約数和(自身を除く): 1174810236

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 2679, 3572, 5358, 10716, 72679, 145358, 218037, 290716, 436074, 872148, 1380901, 2761802, 3415913, 4142703, 5523604, 6831826, 8285406, 10247739, 13663652, 16570812, 20495478, 40990956, 64902347, 129804694, 194707041, 259609388, 389414082, 778828164]

約数ペア:

[(1, 778828164), (2, 389414082), (3, 259609388), (4, 194707041), (6, 129804694), (12, 64902347), (19, 40990956), (38, 20495478), (47, 16570812), (57, 13663652), (76, 10247739), (94, 8285406), (114, 6831826), (141, 5523604), (188, 4142703), (228, 3415913), (282, 2761802), (564, 1380901), (893, 872148), (1786, 436074), (2679, 290716), (3572, 218037), (5358, 145358), (10716, 72679)]