378916461

素因数分解:

$3^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 108

約数和(自身を含む): 728503776

約数和(自身を除く): 349587315

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 121, 147, 189, 231, 243, 263, 297, 363, 441, 539, 567, 693, 789, 847, 891, 1089, 1323, 1617, 1701, 1841, 2079, 2367, 2541, 2673, 2893, 3267, 3969, 4851, 5523, 5929, 6237, 7101, 7623, 8679, 9801, 11907, 12887, 14553, 16569, 17787, 18711, 20251, 21303, 22869, 26037, 29403, 31823, 38661, 43659, 49707, 53361, 60753, 63909, 68607, 78111, 95469, 115983, 130977, 141757, 149121, 160083, 182259, 205821, 222761, 234333, 286407, 347949, 425271, 447363, 480249, 546777, 668283, 702999, 859221, 1043847, 1275813, 1440747, 1559327, 1640331, 2004849, 2577663, 3131541, 3827439, 4677981, 4920993, 6014547, 7732989, 11482317, 14033943, 18043641, 34446951, 42101829, 54130923, 126305487, 378916461]

約数ペア:

[(1, 378916461), (3, 126305487), (7, 54130923), (9, 42101829), (11, 34446951), (21, 18043641), (27, 14033943), (33, 11482317), (49, 7732989), (63, 6014547), (77, 4920993), (81, 4677981), (99, 3827439), (121, 3131541), (147, 2577663), (189, 2004849), (231, 1640331), (243, 1559327), (263, 1440747), (297, 1275813), (363, 1043847), (441, 859221), (539, 702999), (567, 668283), (693, 546777), (789, 480249), (847, 447363), (891, 425271), (1089, 347949), (1323, 286407), (1617, 234333), (1701, 222761), (1841, 205821), (2079, 182259), (2367, 160083), (2541, 149121), (2673, 141757), (2893, 130977), (3267, 115983), (3969, 95469), (4851, 78111), (5523, 68607), (5929, 63909), (6237, 60753), (7101, 53361), (7623, 49707), (8679, 43659), (9801, 38661), (11907, 31823), (12887, 29403), (14553, 26037), (16569, 22869), (17787, 21303), (18711, 20251)]