171281916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2633}}^1$

素因数の和:2795

約数の個数: 72

約数和(自身を含む): 469800240

約数和(自身を除く): 298518324

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 2633, 3614, 5004, 5266, 5421, 7228, 7899, 10532, 10842, 15798, 16263, 21684, 23697, 31596, 32526, 34229, 47394, 65052, 68458, 94788, 102687, 136916, 205374, 308061, 365987, 410748, 616122, 731974, 1097961, 1232244, 1463948, 2195922, 3293883, 4391844, 4757831, 6587766, 9515662, 13175532, 14273493, 19031324, 28546986, 42820479, 57093972, 85640958, 171281916]

約数ペア:

[(1, 171281916), (2, 85640958), (3, 57093972), (4, 42820479), (6, 28546986), (9, 19031324), (12, 14273493), (13, 13175532), (18, 9515662), (26, 6587766), (36, 4757831), (39, 4391844), (52, 3293883), (78, 2195922), (117, 1463948), (139, 1232244), (156, 1097961), (234, 731974), (278, 616122), (417, 410748), (468, 365987), (556, 308061), (834, 205374), (1251, 136916), (1668, 102687), (1807, 94788), (2502, 68458), (2633, 65052), (3614, 47394), (5004, 34229), (5266, 32526), (5421, 31596), (7228, 23697), (7899, 21684), (10532, 16263), (10842, 15798)]