917759988

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{1237}}^1$

素因数の和:1841

約数の個数: 72

約数和(自身を含む): 2388800232

約数和(自身を除く): 1471040244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 557, 666, 1114, 1237, 1332, 1671, 2228, 2474, 3342, 3711, 4948, 5013, 6684, 7422, 10026, 11133, 14844, 20052, 20609, 22266, 41218, 44532, 45769, 61827, 82436, 91538, 123654, 137307, 183076, 185481, 247308, 274614, 370962, 411921, 549228, 689009, 741924, 823842, 1378018, 1647684, 2067027, 2756036, 4134054, 6201081, 8268108, 12402162, 24804324, 25493333, 50986666, 76479999, 101973332, 152959998, 229439997, 305919996, 458879994, 917759988]

約数ペア:

[(1, 917759988), (2, 458879994), (3, 305919996), (4, 229439997), (6, 152959998), (9, 101973332), (12, 76479999), (18, 50986666), (36, 25493333), (37, 24804324), (74, 12402162), (111, 8268108), (148, 6201081), (222, 4134054), (333, 2756036), (444, 2067027), (557, 1647684), (666, 1378018), (1114, 823842), (1237, 741924), (1332, 689009), (1671, 549228), (2228, 411921), (2474, 370962), (3342, 274614), (3711, 247308), (4948, 185481), (5013, 183076), (6684, 137307), (7422, 123654), (10026, 91538), (11133, 82436), (14844, 61827), (20052, 45769), (20609, 44532), (22266, 41218)]