31665172

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 74118240

約数和(自身を除く): 42453068

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 49, 76, 77, 98, 133, 154, 196, 209, 266, 308, 418, 532, 539, 773, 836, 931, 1078, 1463, 1546, 1862, 2156, 2926, 3092, 3724, 5411, 5852, 8503, 10241, 10822, 14687, 17006, 20482, 21644, 29374, 34012, 37877, 40964, 58748, 59521, 75754, 102809, 119042, 151508, 161557, 205618, 238084, 323114, 411236, 416647, 646228, 719663, 833294, 1130899, 1439326, 1666588, 2261798, 2878652, 4523596, 7916293, 15832586, 31665172]

約数ペア:

[(1, 31665172), (2, 15832586), (4, 7916293), (7, 4523596), (11, 2878652), (14, 2261798), (19, 1666588), (22, 1439326), (28, 1130899), (38, 833294), (44, 719663), (49, 646228), (76, 416647), (77, 411236), (98, 323114), (133, 238084), (154, 205618), (196, 161557), (209, 151508), (266, 119042), (308, 102809), (418, 75754), (532, 59521), (539, 58748), (773, 40964), (836, 37877), (931, 34012), (1078, 29374), (1463, 21644), (1546, 20482), (1862, 17006), (2156, 14687), (2926, 10822), (3092, 10241), (3724, 8503), (5411, 5852)]