3868890428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{4793}}^1$

素因数の和:4891

約数の個数: 72

約数和(自身を含む): 7875928368

約数和(自身を除く): 4007037940

約数列:

[1, 2, 4, 13, 19, 26, 38, 43, 52, 76, 86, 172, 247, 361, 494, 559, 722, 817, 988, 1118, 1444, 1634, 2236, 3268, 4693, 4793, 9386, 9586, 10621, 15523, 18772, 19172, 21242, 31046, 42484, 62092, 62309, 91067, 124618, 182134, 201799, 206099, 249236, 364268, 403598, 412198, 807196, 824396, 1183871, 1730273, 2367742, 2679287, 3460546, 3915881, 4735484, 5358574, 6921092, 7831762, 10717148, 15663524, 22493549, 44987098, 50906453, 74401739, 89974196, 101812906, 148803478, 203625812, 297606956, 967222607, 1934445214, 3868890428]

約数ペア:

[(1, 3868890428), (2, 1934445214), (4, 967222607), (13, 297606956), (19, 203625812), (26, 148803478), (38, 101812906), (43, 89974196), (52, 74401739), (76, 50906453), (86, 44987098), (172, 22493549), (247, 15663524), (361, 10717148), (494, 7831762), (559, 6921092), (722, 5358574), (817, 4735484), (988, 3915881), (1118, 3460546), (1444, 2679287), (1634, 2367742), (2236, 1730273), (3268, 1183871), (4693, 824396), (4793, 807196), (9386, 412198), (9586, 403598), (10621, 364268), (15523, 249236), (18772, 206099), (19172, 201799), (21242, 182134), (31046, 124618), (42484, 91067), (62092, 62309)]