61409628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1451

約数の個数: 72

約数和(自身を含む): 178450272

約数和(自身を除く): 117040644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1237, 1379, 1773, 2364, 2474, 2758, 3546, 3711, 4137, 4948, 5516, 7092, 7422, 8274, 8659, 11133, 12411, 14844, 16548, 17318, 22266, 24822, 25977, 34636, 44532, 49644, 51954, 77931, 103908, 155862, 243689, 311724, 487378, 731067, 974756, 1462134, 1705823, 2193201, 2924268, 3411646, 4386402, 5117469, 6823292, 8772804, 10234938, 15352407, 20469876, 30704814, 61409628]

約数ペア:

[(1, 61409628), (2, 30704814), (3, 20469876), (4, 15352407), (6, 10234938), (7, 8772804), (9, 6823292), (12, 5117469), (14, 4386402), (18, 3411646), (21, 2924268), (28, 2193201), (36, 1705823), (42, 1462134), (63, 974756), (84, 731067), (126, 487378), (197, 311724), (252, 243689), (394, 155862), (591, 103908), (788, 77931), (1182, 51954), (1237, 49644), (1379, 44532), (1773, 34636), (2364, 25977), (2474, 24822), (2758, 22266), (3546, 17318), (3711, 16548), (4137, 14844), (4948, 12411), (5516, 11133), (7092, 8659), (7422, 8274)]