81783468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4723}}^1$

素因数の和:4783

約数の個数: 72

約数和(自身を含む): 228698288

約数和(自身を除く): 146914820

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 4723, 5772, 8658, 9446, 14169, 17316, 18892, 28338, 42507, 56676, 61399, 85014, 122798, 170028, 174751, 184197, 245596, 349502, 368394, 524253, 552591, 699004, 736788, 1048506, 1105182, 1572759, 2097012, 2210364, 2271763, 3145518, 4543526, 6291036, 6815289, 9087052, 13630578, 20445867, 27261156, 40891734, 81783468]

約数ペア:

[(1, 81783468), (2, 40891734), (3, 27261156), (4, 20445867), (6, 13630578), (9, 9087052), (12, 6815289), (13, 6291036), (18, 4543526), (26, 3145518), (36, 2271763), (37, 2210364), (39, 2097012), (52, 1572759), (74, 1105182), (78, 1048506), (111, 736788), (117, 699004), (148, 552591), (156, 524253), (222, 368394), (234, 349502), (333, 245596), (444, 184197), (468, 174751), (481, 170028), (666, 122798), (962, 85014), (1332, 61399), (1443, 56676), (1924, 42507), (2886, 28338), (4329, 18892), (4723, 17316), (5772, 14169), (8658, 9446)]