213931744

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:420

約数の個数: 96

約数和(自身を含む): 478566144

約数和(自身を除く): 264634400

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 53, 62, 104, 106, 124, 208, 212, 248, 313, 403, 416, 424, 496, 626, 689, 806, 848, 992, 1252, 1378, 1612, 1643, 1696, 2504, 2756, 3224, 3286, 4069, 5008, 5512, 6448, 6572, 8138, 9703, 10016, 11024, 12896, 13144, 16276, 16589, 19406, 21359, 22048, 26288, 32552, 33178, 38812, 42718, 52576, 65104, 66356, 77624, 85436, 126139, 130208, 132712, 155248, 170872, 215657, 252278, 265424, 310496, 341744, 431314, 504556, 514259, 530848, 683488, 862628, 1009112, 1028518, 1725256, 2018224, 2057036, 3450512, 4036448, 4114072, 6685367, 6901024, 8228144, 13370734, 16456288, 26741468, 53482936, 106965872, 213931744]

約数ペア:

[(1, 213931744), (2, 106965872), (4, 53482936), (8, 26741468), (13, 16456288), (16, 13370734), (26, 8228144), (31, 6901024), (32, 6685367), (52, 4114072), (53, 4036448), (62, 3450512), (104, 2057036), (106, 2018224), (124, 1725256), (208, 1028518), (212, 1009112), (248, 862628), (313, 683488), (403, 530848), (416, 514259), (424, 504556), (496, 431314), (626, 341744), (689, 310496), (806, 265424), (848, 252278), (992, 215657), (1252, 170872), (1378, 155248), (1612, 132712), (1643, 130208), (1696, 126139), (2504, 85436), (2756, 77624), (3224, 66356), (3286, 65104), (4069, 52576), (5008, 42718), (5512, 38812), (6448, 33178), (6572, 32552), (8138, 26288), (9703, 22048), (10016, 21359), (11024, 19406), (12896, 16589), (13144, 16276)]