381431916

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{61961}}^1$

素因数の和:61996

約数の個数: 60

約数和(自身を含む): 1049636280

約数和(自身を除く): 668204364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 6156, 61961, 123922, 185883, 247844, 371766, 557649, 743532, 1115298, 1177259, 1672947, 2230596, 2354518, 3345894, 3531777, 4709036, 5018841, 6691788, 7063554, 10037682, 10595331, 14127108, 20075364, 21190662, 31785993, 42381324, 63571986, 95357979, 127143972, 190715958, 381431916]

約数ペア:

[(1, 381431916), (2, 190715958), (3, 127143972), (4, 95357979), (6, 63571986), (9, 42381324), (12, 31785993), (18, 21190662), (19, 20075364), (27, 14127108), (36, 10595331), (38, 10037682), (54, 7063554), (57, 6691788), (76, 5018841), (81, 4709036), (108, 3531777), (114, 3345894), (162, 2354518), (171, 2230596), (228, 1672947), (324, 1177259), (342, 1115298), (513, 743532), (684, 557649), (1026, 371766), (1539, 247844), (2052, 185883), (3078, 123922), (6156, 61961)]