161853804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37781}}^1$

素因数の和:37815

約数の個数: 72

約数和(自身を含む): 495095328

約数和(自身を除く): 333241524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 37781, 75562, 113343, 151124, 226686, 264467, 340029, 453372, 528934, 642277, 680058, 793401, 1057868, 1284554, 1360116, 1586802, 1926831, 2380203, 2569108, 3173604, 3853662, 4495939, 4760406, 5780493, 7707324, 8991878, 9520812, 11560986, 13487817, 17983756, 23121972, 26975634, 40463451, 53951268, 80926902, 161853804]

約数ペア:

[(1, 161853804), (2, 80926902), (3, 53951268), (4, 40463451), (6, 26975634), (7, 23121972), (9, 17983756), (12, 13487817), (14, 11560986), (17, 9520812), (18, 8991878), (21, 7707324), (28, 5780493), (34, 4760406), (36, 4495939), (42, 3853662), (51, 3173604), (63, 2569108), (68, 2380203), (84, 1926831), (102, 1586802), (119, 1360116), (126, 1284554), (153, 1057868), (204, 793401), (238, 680058), (252, 642277), (306, 528934), (357, 453372), (476, 340029), (612, 264467), (714, 226686), (1071, 151124), (1428, 113343), (2142, 75562), (4284, 37781)]