397904688

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{145433}}^1$

素因数の和:145466

約数の個数: 60

約数和(自身を含む): 1172198040

約数和(自身を除く): 774293352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 145433, 290866, 436299, 581732, 872598, 1163464, 1308897, 1745196, 2326928, 2617794, 2763227, 3490392, 5235588, 5526454, 6980784, 8289681, 10471176, 11052908, 16579362, 20942352, 22105816, 24869043, 33158724, 44211632, 49738086, 66317448, 99476172, 132634896, 198952344, 397904688]

約数ペア:

[(1, 397904688), (2, 198952344), (3, 132634896), (4, 99476172), (6, 66317448), (8, 49738086), (9, 44211632), (12, 33158724), (16, 24869043), (18, 22105816), (19, 20942352), (24, 16579362), (36, 11052908), (38, 10471176), (48, 8289681), (57, 6980784), (72, 5526454), (76, 5235588), (114, 3490392), (144, 2763227), (152, 2617794), (171, 2326928), (228, 1745196), (304, 1308897), (342, 1163464), (456, 872598), (684, 581732), (912, 436299), (1368, 290866), (2736, 145433)]